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Finding the Fourth Proportional to 6,487,596.28, 8,952,663.54 and 3,733,901.47

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Solution

The fourth proportional to 6,487,596.28, 8,952,663.54 and 3,733,901.47 is: 5,152,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,596.28 : 8,952,663.54 = 3,733,901.47 : x
  2. Step 2: Convert to fraction form
    6,487,596.28/8,952,663.54 = 3,733,901.47/x
  3. Step 3: Cross multiply
    6,487,596.28x = 8,952,663.54 × 3,733,901.47
  4. Step 4: Simplify right side
    6,487,596.28x = 33,428,363,552,421.40
  5. Step 5: Solve for x
    x = 33,428,363,552,421.40/6,487,596.28
  6. Step 6: Final answer
    x = 5,152,657.80

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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.