Home / 49,675,776.66-74,508,423.27-13,287,838.86

Finding the Fourth Proportional to 49,675,776.66, 74,508,423.27 and 13,287,838.86

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Solution

The fourth proportional to 49,675,776.66, 74,508,423.27 and 13,287,838.86 is: 19,930,356.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,675,776.66 : 74,508,423.27 = 13,287,838.86 : x
  2. Step 2: Convert to fraction form
    49,675,776.66/74,508,423.27 = 13,287,838.86/x
  3. Step 3: Cross multiply
    49,675,776.66x = 74,508,423.27 × 13,287,838.86
  4. Step 4: Simplify right side
    49,675,776.66x = 990,055,922,124,434.12
  5. Step 5: Solve for x
    x = 990,055,922,124,434.12/49,675,776.66
  6. Step 6: Final answer
    x = 19,930,356.18

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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.