Home / 10,598,909.40-15,879,701.70-8,695,344.60

Finding the Fourth Proportional to 10,598,909.40, 15,879,701.70 and 8,695,344.60

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Solution

The fourth proportional to 10,598,909.40, 15,879,701.70 and 8,695,344.60 is: 13,027,706.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,598,909.40 : 15,879,701.70 = 8,695,344.60 : x
  2. Step 2: Convert to fraction form
    10,598,909.40/15,879,701.70 = 8,695,344.60/x
  3. Step 3: Cross multiply
    10,598,909.40x = 15,879,701.70 × 8,695,344.60
  4. Step 4: Simplify right side
    10,598,909.40x = 138,079,478,426,705.81
  5. Step 5: Solve for x
    x = 138,079,478,426,705.81/10,598,909.40
  6. Step 6: Final answer
    x = 13,027,706.27

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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.