Home / 29,115,311.43-43,678,565.87-11,163,015.75

Finding the Fourth Proportional to 29,115,311.43, 43,678,565.87 and 11,163,015.75

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Solution

The fourth proportional to 29,115,311.43, 43,678,565.87 and 11,163,015.75 is: 16,746,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115,311.43 : 43,678,565.87 = 11,163,015.75 : x
  2. Step 2: Convert to fraction form
    29,115,311.43/43,678,565.87 = 11,163,015.75/x
  3. Step 3: Cross multiply
    29,115,311.43x = 43,678,565.87 × 11,163,015.75
  4. Step 4: Simplify right side
    29,115,311.43x = 487,584,518,688,407.38
  5. Step 5: Solve for x
    x = 487,584,518,688,407.38/29,115,311.43
  6. Step 6: Final answer
    x = 16,746,670.21

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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.