Home / 10,523,778.40-14,514,811.71-9,056,160.62

Finding the Fourth Proportional to 10,523,778.40, 14,514,811.71 and 9,056,160.62

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Solution

The fourth proportional to 10,523,778.40, 14,514,811.71 and 9,056,160.62 is: 12,490,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523,778.40 : 14,514,811.71 = 9,056,160.62 : x
  2. Step 2: Convert to fraction form
    10,523,778.40/14,514,811.71 = 9,056,160.62/x
  3. Step 3: Cross multiply
    10,523,778.40x = 14,514,811.71 × 9,056,160.62
  4. Step 4: Simplify right side
    10,523,778.40x = 131,448,466,142,242.81
  5. Step 5: Solve for x
    x = 131,448,466,142,242.81/10,523,778.40
  6. Step 6: Final answer
    x = 12,490,615.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.