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Finding the Fourth Proportional to 22,867,668.76, 34,294,276.32 and 7,512,437.20

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Solution

The fourth proportional to 22,867,668.76, 34,294,276.32 and 7,512,437.20 is: 11,266,281.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,867,668.76 : 34,294,276.32 = 7,512,437.20 : x
  2. Step 2: Convert to fraction form
    22,867,668.76/34,294,276.32 = 7,512,437.20/x
  3. Step 3: Cross multiply
    22,867,668.76x = 34,294,276.32 × 7,512,437.20
  4. Step 4: Simplify right side
    22,867,668.76x = 257,633,597,173,447.12
  5. Step 5: Solve for x
    x = 257,633,597,173,447.12/22,867,668.76
  6. Step 6: Final answer
    x = 11,266,281.66

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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.