Home / 38,549,376.70-53,189,534.25-22,860,428.78

Finding the Fourth Proportional to 38,549,376.70, 53,189,534.25 and 22,860,428.78

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Solution

The fourth proportional to 38,549,376.70, 53,189,534.25 and 22,860,428.78 is: 31,542,288.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,549,376.70 : 53,189,534.25 = 22,860,428.78 : x
  2. Step 2: Convert to fraction form
    38,549,376.70/53,189,534.25 = 22,860,428.78/x
  3. Step 3: Cross multiply
    38,549,376.70x = 53,189,534.25 × 22,860,428.78
  4. Step 4: Simplify right side
    38,549,376.70x = 1,215,935,559,211,821.50
  5. Step 5: Solve for x
    x = 1,215,935,559,211,821.50/38,549,376.70
  6. Step 6: Final answer
    x = 31,542,288.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.