Home / 9,387,987.90-14,092,479.45-7,267,472.70

Finding the Fourth Proportional to 9,387,987.90, 14,092,479.45 and 7,267,472.70

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Solution

The fourth proportional to 9,387,987.90, 14,092,479.45 and 7,267,472.70 is: 10,909,335.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387,987.90 : 14,092,479.45 = 7,267,472.70 : x
  2. Step 2: Convert to fraction form
    9,387,987.90/14,092,479.45 = 7,267,472.70/x
  3. Step 3: Cross multiply
    9,387,987.90x = 14,092,479.45 × 7,267,472.70
  4. Step 4: Simplify right side
    9,387,987.90x = 102,416,709,678,186.02
  5. Step 5: Solve for x
    x = 102,416,709,678,186.02/9,387,987.90
  6. Step 6: Final answer
    x = 10,909,335.50

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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.