Home / 48,386,256.80-72,687,519.60-40,423,632.80

Finding the Fourth Proportional to 48,386,256.80, 72,687,519.60 and 40,423,632.80

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Solution

The fourth proportional to 48,386,256.80, 72,687,519.60 and 40,423,632.80 is: 60,725,788.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,256.80 : 72,687,519.60 = 40,423,632.80 : x
  2. Step 2: Convert to fraction form
    48,386,256.80/72,687,519.60 = 40,423,632.80/x
  3. Step 3: Cross multiply
    48,386,256.80x = 72,687,519.60 × 40,423,632.80
  4. Step 4: Simplify right side
    48,386,256.80x = 2,938,293,601,453,202.50
  5. Step 5: Solve for x
    x = 2,938,293,601,453,202.50/48,386,256.80
  6. Step 6: Final answer
    x = 60,725,788.60

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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.