Home / 60,128,812.20-90,192,430.98-14,691,000.36

Finding the Fourth Proportional to 60,128,812.20, 90,192,430.98 and 14,691,000.36

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Solution

The fourth proportional to 60,128,812.20, 90,192,430.98 and 14,691,000.36 is: 22,036,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,128,812.20 : 90,192,430.98 = 14,691,000.36 : x
  2. Step 2: Convert to fraction form
    60,128,812.20/90,192,430.98 = 14,691,000.36/x
  3. Step 3: Cross multiply
    60,128,812.20x = 90,192,430.98 × 14,691,000.36
  4. Step 4: Simplify right side
    60,128,812.20x = 1,325,017,035,996,455.25
  5. Step 5: Solve for x
    x = 1,325,017,035,996,455.25/60,128,812.20
  6. Step 6: Final answer
    x = 22,036,308.18

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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.