Home / 10,692,457.60-16,038,686.40-8,173,033.60

Finding the Fourth Proportional to 10,692,457.60, 16,038,686.40 and 8,173,033.60

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Solution

The fourth proportional to 10,692,457.60, 16,038,686.40 and 8,173,033.60 is: 12,259,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,457.60 : 16,038,686.40 = 8,173,033.60 : x
  2. Step 2: Convert to fraction form
    10,692,457.60/16,038,686.40 = 8,173,033.60/x
  3. Step 3: Cross multiply
    10,692,457.60x = 16,038,686.40 × 8,173,033.60
  4. Step 4: Simplify right side
    10,692,457.60x = 131,084,722,847,063.03
  5. Step 5: Solve for x
    x = 131,084,722,847,063.03/10,692,457.60
  6. Step 6: Final answer
    x = 12,259,550.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.