Home / 60,168,534.71-90,226,520.19-21,294,066.40

Finding the Fourth Proportional to 60,168,534.71, 90,226,520.19 and 21,294,066.40

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Solution

The fourth proportional to 60,168,534.71, 90,226,520.19 and 21,294,066.40 is: 31,931,798.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,168,534.71 : 90,226,520.19 = 21,294,066.40 : x
  2. Step 2: Convert to fraction form
    60,168,534.71/90,226,520.19 = 21,294,066.40/x
  3. Step 3: Cross multiply
    60,168,534.71x = 90,226,520.19 × 21,294,066.40
  4. Step 4: Simplify right side
    60,168,534.71x = 1,921,289,511,741,234.25
  5. Step 5: Solve for x
    x = 1,921,289,511,741,234.25/60,168,534.71
  6. Step 6: Final answer
    x = 31,931,798.26

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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.