Home / 57,909,391.05-86,878,789.53-26,807,470.83

Finding the Fourth Proportional to 57,909,391.05, 86,878,789.53 and 26,807,470.83

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Solution

The fourth proportional to 57,909,391.05, 86,878,789.53 and 26,807,470.83 is: 40,218,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,909,391.05 : 86,878,789.53 = 26,807,470.83 : x
  2. Step 2: Convert to fraction form
    57,909,391.05/86,878,789.53 = 26,807,470.83/x
  3. Step 3: Cross multiply
    57,909,391.05x = 86,878,789.53 × 26,807,470.83
  4. Step 4: Simplify right side
    57,909,391.05x = 2,329,000,616,071,184.50
  5. Step 5: Solve for x
    x = 2,329,000,616,071,184.50/57,909,391.05
  6. Step 6: Final answer
    x = 40,218,012.55

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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.