Home / 28,092,962.64-42,142,818.24-9,893,395.92

Finding the Fourth Proportional to 28,092,962.64, 42,142,818.24 and 9,893,395.92

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Solution

The fourth proportional to 28,092,962.64, 42,142,818.24 and 9,893,395.92 is: 14,841,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092,962.64 : 42,142,818.24 = 9,893,395.92 : x
  2. Step 2: Convert to fraction form
    28,092,962.64/42,142,818.24 = 9,893,395.92/x
  3. Step 3: Cross multiply
    28,092,962.64x = 42,142,818.24 × 9,893,395.92
  4. Step 4: Simplify right side
    28,092,962.64x = 416,935,586,032,917.62
  5. Step 5: Solve for x
    x = 416,935,586,032,917.62/28,092,962.64
  6. Step 6: Final answer
    x = 14,841,282.19

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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.