Home / 71,240,276.86-106,721,244.16-49,078,506.44

Finding the Fourth Proportional to 71,240,276.86, 106,721,244.16 and 49,078,506.44

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Solution

The fourth proportional to 71,240,276.86, 106,721,244.16 and 49,078,506.44 is: 73,521,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,240,276.86 : 106,721,244.16 = 49,078,506.44 : x
  2. Step 2: Convert to fraction form
    71,240,276.86/106,721,244.16 = 49,078,506.44/x
  3. Step 3: Cross multiply
    71,240,276.86x = 106,721,244.16 × 49,078,506.44
  4. Step 4: Simplify right side
    71,240,276.86x = 5,237,719,268,935,479
  5. Step 5: Solve for x
    x = 5,237,719,268,935,479/71,240,276.86
  6. Step 6: Final answer
    x = 73,521,882.56

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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.