Home / 69,827,658.72-96,354,919.80-43,000,724.64

Finding the Fourth Proportional to 69,827,658.72, 96,354,919.80 and 43,000,724.64

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Solution

The fourth proportional to 69,827,658.72, 96,354,919.80 and 43,000,724.64 is: 59,336,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,827,658.72 : 96,354,919.80 = 43,000,724.64 : x
  2. Step 2: Convert to fraction form
    69,827,658.72/96,354,919.80 = 43,000,724.64/x
  3. Step 3: Cross multiply
    69,827,658.72x = 96,354,919.80 × 43,000,724.64
  4. Step 4: Simplify right side
    69,827,658.72x = 4,143,331,374,029,084
  5. Step 5: Solve for x
    x = 4,143,331,374,029,084/69,827,658.72
  6. Step 6: Final answer
    x = 59,336,535.84

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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.