Home / 44,109,007.20-66,163,510.80-42,124,960.80

Finding the Fourth Proportional to 44,109,007.20, 66,163,510.80 and 42,124,960.80

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Solution

The fourth proportional to 44,109,007.20, 66,163,510.80 and 42,124,960.80 is: 63,187,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,109,007.20 : 66,163,510.80 = 42,124,960.80 : x
  2. Step 2: Convert to fraction form
    44,109,007.20/66,163,510.80 = 42,124,960.80/x
  3. Step 3: Cross multiply
    44,109,007.20x = 66,163,510.80 × 42,124,960.80
  4. Step 4: Simplify right side
    44,109,007.20x = 2,787,135,298,840,376.50
  5. Step 5: Solve for x
    x = 2,787,135,298,840,376.50/44,109,007.20
  6. Step 6: Final answer
    x = 63,187,441.20

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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.