Home / 49,897,121.70-74,845,682.55-28,323,387.30

Finding the Fourth Proportional to 49,897,121.70, 74,845,682.55 and 28,323,387.30

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Solution

The fourth proportional to 49,897,121.70, 74,845,682.55 and 28,323,387.30 is: 42,485,080.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,121.70 : 74,845,682.55 = 28,323,387.30 : x
  2. Step 2: Convert to fraction form
    49,897,121.70/74,845,682.55 = 28,323,387.30/x
  3. Step 3: Cross multiply
    49,897,121.70x = 74,845,682.55 × 28,323,387.30
  4. Step 4: Simplify right side
    49,897,121.70x = 2,119,883,254,596,501.50
  5. Step 5: Solve for x
    x = 2,119,883,254,596,501.50/49,897,121.70
  6. Step 6: Final answer
    x = 42,485,080.95

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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.