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Finding the Fourth Proportional to 7,007,877, 9,670,883.22 and 3,788,613

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Solution

The fourth proportional to 7,007,877, 9,670,883.22 and 3,788,613 is: 5,228,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,877 : 9,670,883.22 = 3,788,613 : x
  2. Step 2: Convert to fraction form
    7,007,877/9,670,883.22 = 3,788,613/x
  3. Step 3: Cross multiply
    7,007,877x = 9,670,883.22 × 3,788,613
  4. Step 4: Simplify right side
    7,007,877x = 36,639,233,888,773.86
  5. Step 5: Solve for x
    x = 36,639,233,888,773.86/7,007,877
  6. Step 6: Final answer
    x = 5,228,292.95

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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.