Home / 54,061,785.40-74,604,814.04-29,281,392.78

Finding the Fourth Proportional to 54,061,785.40, 74,604,814.04 and 29,281,392.78

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Solution

The fourth proportional to 54,061,785.40, 74,604,814.04 and 29,281,392.78 is: 40,408,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,061,785.40 : 74,604,814.04 = 29,281,392.78 : x
  2. Step 2: Convert to fraction form
    54,061,785.40/74,604,814.04 = 29,281,392.78/x
  3. Step 3: Cross multiply
    54,061,785.40x = 74,604,814.04 × 29,281,392.78
  4. Step 4: Simplify right side
    54,061,785.40x = 2,184,532,862,812,826.25
  5. Step 5: Solve for x
    x = 2,184,532,862,812,826.25/54,061,785.40
  6. Step 6: Final answer
    x = 40,408,078.40

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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.