Home / 40,465,007.10-60,697,510.65-28,135,575.90

Finding the Fourth Proportional to 40,465,007.10, 60,697,510.65 and 28,135,575.90

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Solution

The fourth proportional to 40,465,007.10, 60,697,510.65 and 28,135,575.90 is: 42,203,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,465,007.10 : 60,697,510.65 = 28,135,575.90 : x
  2. Step 2: Convert to fraction form
    40,465,007.10/60,697,510.65 = 28,135,575.90/x
  3. Step 3: Cross multiply
    40,465,007.10x = 60,697,510.65 × 28,135,575.90
  4. Step 4: Simplify right side
    40,465,007.10x = 1,707,759,417,834,133.25
  5. Step 5: Solve for x
    x = 1,707,759,417,834,133.25/40,465,007.10
  6. Step 6: Final answer
    x = 42,203,363.85

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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.