Home / 74,716,423.40-112,074,635.10-61,961,839.40

Finding the Fourth Proportional to 74,716,423.40, 112,074,635.10 and 61,961,839.40

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Solution

The fourth proportional to 74,716,423.40, 112,074,635.10 and 61,961,839.40 is: 92,942,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,716,423.40 : 112,074,635.10 = 61,961,839.40 : x
  2. Step 2: Convert to fraction form
    74,716,423.40/112,074,635.10 = 61,961,839.40/x
  3. Step 3: Cross multiply
    74,716,423.40x = 112,074,635.10 × 61,961,839.40
  4. Step 4: Simplify right side
    74,716,423.40x = 6,944,350,540,879,802
  5. Step 5: Solve for x
    x = 6,944,350,540,879,802/74,716,423.40
  6. Step 6: Final answer
    x = 92,942,759.10

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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.