Home / 15,997,957.26-22,070,899.15-9,291,148.15

Finding the Fourth Proportional to 15,997,957.26, 22,070,899.15 and 9,291,148.15

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Solution

The fourth proportional to 15,997,957.26, 22,070,899.15 and 9,291,148.15 is: 12,818,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997,957.26 : 22,070,899.15 = 9,291,148.15 : x
  2. Step 2: Convert to fraction form
    15,997,957.26/22,070,899.15 = 9,291,148.15/x
  3. Step 3: Cross multiply
    15,997,957.26x = 22,070,899.15 × 9,291,148.15
  4. Step 4: Simplify right side
    15,997,957.26x = 205,063,993,806,359.06
  5. Step 5: Solve for x
    x = 205,063,993,806,359.06/15,997,957.26
  6. Step 6: Final answer
    x = 12,818,136.12

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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.