Home / 61,935,981.12-92,897,962.86-18,805,558.77

Finding the Fourth Proportional to 61,935,981.12, 92,897,962.86 and 18,805,558.77

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Solution

The fourth proportional to 61,935,981.12, 92,897,962.86 and 18,805,558.77 is: 28,206,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,935,981.12 : 92,897,962.86 = 18,805,558.77 : x
  2. Step 2: Convert to fraction form
    61,935,981.12/92,897,962.86 = 18,805,558.77/x
  3. Step 3: Cross multiply
    61,935,981.12x = 92,897,962.86 × 18,805,558.77
  4. Step 4: Simplify right side
    61,935,981.12x = 1,746,998,100,177,007.25
  5. Step 5: Solve for x
    x = 1,746,998,100,177,007.25/61,935,981.12
  6. Step 6: Final answer
    x = 28,206,513.70

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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.