Home / 48,389,620.10-72,584,430.15-18,091,213.70

Finding the Fourth Proportional to 48,389,620.10, 72,584,430.15 and 18,091,213.70

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Solution

The fourth proportional to 48,389,620.10, 72,584,430.15 and 18,091,213.70 is: 27,136,820.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389,620.10 : 72,584,430.15 = 18,091,213.70 : x
  2. Step 2: Convert to fraction form
    48,389,620.10/72,584,430.15 = 18,091,213.70/x
  3. Step 3: Cross multiply
    48,389,620.10x = 72,584,430.15 × 18,091,213.70
  4. Step 4: Simplify right side
    48,389,620.10x = 1,313,140,437,136,373
  5. Step 5: Solve for x
    x = 1,313,140,437,136,373/48,389,620.10
  6. Step 6: Final answer
    x = 27,136,820.55

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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.