Home / 49,431,957.60-74,103,699.60-19,129,749.60

Finding the Fourth Proportional to 49,431,957.60, 74,103,699.60 and 19,129,749.60

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Solution

The fourth proportional to 49,431,957.60, 74,103,699.60 and 19,129,749.60 is: 28,677,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,431,957.60 : 74,103,699.60 = 19,129,749.60 : x
  2. Step 2: Convert to fraction form
    49,431,957.60/74,103,699.60 = 19,129,749.60/x
  3. Step 3: Cross multiply
    49,431,957.60x = 74,103,699.60 × 19,129,749.60
  4. Step 4: Simplify right side
    49,431,957.60x = 1,417,585,217,781,620.25
  5. Step 5: Solve for x
    x = 1,417,585,217,781,620.25/49,431,957.60
  6. Step 6: Final answer
    x = 28,677,505.13

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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.