Home / 8,730,441.60-13,095,662.40-8,394,518.40

Finding the Fourth Proportional to 8,730,441.60, 13,095,662.40 and 8,394,518.40

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Solution

The fourth proportional to 8,730,441.60, 13,095,662.40 and 8,394,518.40 is: 12,591,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730,441.60 : 13,095,662.40 = 8,394,518.40 : x
  2. Step 2: Convert to fraction form
    8,730,441.60/13,095,662.40 = 8,394,518.40/x
  3. Step 3: Cross multiply
    8,730,441.60x = 13,095,662.40 × 8,394,518.40
  4. Step 4: Simplify right side
    8,730,441.60x = 109,931,778,976,988.17
  5. Step 5: Solve for x
    x = 109,931,778,976,988.17/8,730,441.60
  6. Step 6: Final answer
    x = 12,591,777.60

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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.