Home / 12,732,859.89-19,087,767.99-4,643,939.07

Finding the Fourth Proportional to 12,732,859.89, 19,087,767.99 and 4,643,939.07

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Solution

The fourth proportional to 12,732,859.89, 19,087,767.99 and 4,643,939.07 is: 6,961,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732,859.89 : 19,087,767.99 = 4,643,939.07 : x
  2. Step 2: Convert to fraction form
    12,732,859.89/19,087,767.99 = 4,643,939.07/x
  3. Step 3: Cross multiply
    12,732,859.89x = 19,087,767.99 × 4,643,939.07
  4. Step 4: Simplify right side
    12,732,859.89x = 88,642,431,527,856.38
  5. Step 5: Solve for x
    x = 88,642,431,527,856.38/12,732,859.89
  6. Step 6: Final answer
    x = 6,961,706.35

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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.