Home / 60,420,253.78-83,377,052.49-34,311,322.90

Finding the Fourth Proportional to 60,420,253.78, 83,377,052.49 and 34,311,322.90

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Solution

The fourth proportional to 60,420,253.78, 83,377,052.49 and 34,311,322.90 is: 47,347,980.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,420,253.78 : 83,377,052.49 = 34,311,322.90 : x
  2. Step 2: Convert to fraction form
    60,420,253.78/83,377,052.49 = 34,311,322.90/x
  3. Step 3: Cross multiply
    60,420,253.78x = 83,377,052.49 × 34,311,322.90
  4. Step 4: Simplify right side
    60,420,253.78x = 2,860,776,970,434,638.50
  5. Step 5: Solve for x
    x = 2,860,776,970,434,638.50/60,420,253.78
  6. Step 6: Final answer
    x = 47,347,980.05

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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.