Home / 49,902,292.70-74,772,957.45-28,272,571.10

Finding the Fourth Proportional to 49,902,292.70, 74,772,957.45 and 28,272,571.10

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Solution

The fourth proportional to 49,902,292.70, 74,772,957.45 and 28,272,571.10 is: 42,363,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,902,292.70 : 74,772,957.45 = 28,272,571.10 : x
  2. Step 2: Convert to fraction form
    49,902,292.70/74,772,957.45 = 28,272,571.10/x
  3. Step 3: Cross multiply
    49,902,292.70x = 74,772,957.45 × 28,272,571.10
  4. Step 4: Simplify right side
    49,902,292.70x = 2,114,023,755,862,400
  5. Step 5: Solve for x
    x = 2,114,023,755,862,400/49,902,292.70
  6. Step 6: Final answer
    x = 42,363,259.11

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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.