Home / 40,442,940.30-60,664,410.45-38,370,320.40

Finding the Fourth Proportional to 40,442,940.30, 60,664,410.45 and 38,370,320.40

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Solution

The fourth proportional to 40,442,940.30, 60,664,410.45 and 38,370,320.40 is: 57,555,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,442,940.30 : 60,664,410.45 = 38,370,320.40 : x
  2. Step 2: Convert to fraction form
    40,442,940.30/60,664,410.45 = 38,370,320.40/x
  3. Step 3: Cross multiply
    40,442,940.30x = 60,664,410.45 × 38,370,320.40
  4. Step 4: Simplify right side
    40,442,940.30x = 2,327,712,865,843,608
  5. Step 5: Solve for x
    x = 2,327,712,865,843,608/40,442,940.30
  6. Step 6: Final answer
    x = 57,555,480.60

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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.