Home / 60,264,590.70-90,420,505.65-21,929,979.90

Finding the Fourth Proportional to 60,264,590.70, 90,420,505.65 and 21,929,979.90

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Solution

The fourth proportional to 60,264,590.70, 90,420,505.65 and 21,929,979.90 is: 32,903,564.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,264,590.70 : 90,420,505.65 = 21,929,979.90 : x
  2. Step 2: Convert to fraction form
    60,264,590.70/90,420,505.65 = 21,929,979.90/x
  3. Step 3: Cross multiply
    60,264,590.70x = 90,420,505.65 × 21,929,979.90
  4. Step 4: Simplify right side
    60,264,590.70x = 1,982,919,871,452,336.50
  5. Step 5: Solve for x
    x = 1,982,919,871,452,336.50/60,264,590.70
  6. Step 6: Final answer
    x = 32,903,564.90

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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.