Home / 8,899,612.75-13,341,502.18-3,218,574.07

Finding the Fourth Proportional to 8,899,612.75, 13,341,502.18 and 3,218,574.07

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Solution

The fourth proportional to 8,899,612.75, 13,341,502.18 and 3,218,574.07 is: 4,824,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,612.75 : 13,341,502.18 = 3,218,574.07 : x
  2. Step 2: Convert to fraction form
    8,899,612.75/13,341,502.18 = 3,218,574.07/x
  3. Step 3: Cross multiply
    8,899,612.75x = 13,341,502.18 × 3,218,574.07
  4. Step 4: Simplify right side
    8,899,612.75x = 42,940,612,971,396.47
  5. Step 5: Solve for x
    x = 42,940,612,971,396.47/8,899,612.75
  6. Step 6: Final answer
    x = 4,824,997.92

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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.