Home / 60,288,411.40-90,438,146.70-19,898,984.20

Finding the Fourth Proportional to 60,288,411.40, 90,438,146.70 and 19,898,984.20

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Solution

The fourth proportional to 60,288,411.40, 90,438,146.70 and 19,898,984.20 is: 29,850,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,288,411.40 : 90,438,146.70 = 19,898,984.20 : x
  2. Step 2: Convert to fraction form
    60,288,411.40/90,438,146.70 = 19,898,984.20/x
  3. Step 3: Cross multiply
    60,288,411.40x = 90,438,146.70 × 19,898,984.20
  4. Step 4: Simplify right side
    60,288,411.40x = 1,799,627,252,260,582.25
  5. Step 5: Solve for x
    x = 1,799,627,252,260,582.25/60,288,411.40
  6. Step 6: Final answer
    x = 29,850,301.42

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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.