Home / 61,991,702.46-93,001,006.08-18,859,784.76

Finding the Fourth Proportional to 61,991,702.46, 93,001,006.08 and 18,859,784.76

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Solution

The fourth proportional to 61,991,702.46, 93,001,006.08 and 18,859,784.76 is: 28,293,769.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,991,702.46 : 93,001,006.08 = 18,859,784.76 : x
  2. Step 2: Convert to fraction form
    61,991,702.46/93,001,006.08 = 18,859,784.76/x
  3. Step 3: Cross multiply
    61,991,702.46x = 93,001,006.08 × 18,859,784.76
  4. Step 4: Simplify right side
    61,991,702.46x = 1,753,978,957,132,251.50
  5. Step 5: Solve for x
    x = 1,753,978,957,132,251.50/61,991,702.46
  6. Step 6: Final answer
    x = 28,293,769.77

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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.