Home / 48,389,617.60-72,584,426.40-18,091,211.20

Finding the Fourth Proportional to 48,389,617.60, 72,584,426.40 and 18,091,211.20

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Solution

The fourth proportional to 48,389,617.60, 72,584,426.40 and 18,091,211.20 is: 27,136,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389,617.60 : 72,584,426.40 = 18,091,211.20 : x
  2. Step 2: Convert to fraction form
    48,389,617.60/72,584,426.40 = 18,091,211.20/x
  3. Step 3: Cross multiply
    48,389,617.60x = 72,584,426.40 × 18,091,211.20
  4. Step 4: Simplify right side
    48,389,617.60x = 1,313,140,187,833,255.75
  5. Step 5: Solve for x
    x = 1,313,140,187,833,255.75/48,389,617.60
  6. Step 6: Final answer
    x = 27,136,816.80

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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.