Home / 56,195,420.40-84,251,140.20-30,665,257.20

Finding the Fourth Proportional to 56,195,420.40, 84,251,140.20 and 30,665,257.20

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Solution

The fourth proportional to 56,195,420.40, 84,251,140.20 and 30,665,257.20 is: 45,974,972.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,195,420.40 : 84,251,140.20 = 30,665,257.20 : x
  2. Step 2: Convert to fraction form
    56,195,420.40/84,251,140.20 = 30,665,257.20/x
  3. Step 3: Cross multiply
    56,195,420.40x = 84,251,140.20 × 30,665,257.20
  4. Step 4: Simplify right side
    56,195,420.40x = 2,583,582,883,626,259.50
  5. Step 5: Solve for x
    x = 2,583,582,883,626,259.50/56,195,420.40
  6. Step 6: Final answer
    x = 45,974,972.07

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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.