Home / 54,005,348.91-74,527,569.68-29,225,529.57

Finding the Fourth Proportional to 54,005,348.91, 74,527,569.68 and 29,225,529.57

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Solution

The fourth proportional to 54,005,348.91, 74,527,569.68 and 29,225,529.57 is: 40,331,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,005,348.91 : 74,527,569.68 = 29,225,529.57 : x
  2. Step 2: Convert to fraction form
    54,005,348.91/74,527,569.68 = 29,225,529.57/x
  3. Step 3: Cross multiply
    54,005,348.91x = 74,527,569.68 × 29,225,529.57
  4. Step 4: Simplify right side
    54,005,348.91x = 2,178,107,691,463,075.75
  5. Step 5: Solve for x
    x = 2,178,107,691,463,075.75/54,005,348.91
  6. Step 6: Final answer
    x = 40,331,332.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.