Home / 21,674,207.60-29,926,098.15-13,952,700.65

Finding the Fourth Proportional to 21,674,207.60, 29,926,098.15 and 13,952,700.65

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Solution

The fourth proportional to 21,674,207.60, 29,926,098.15 and 13,952,700.65 is: 19,264,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674,207.60 : 29,926,098.15 = 13,952,700.65 : x
  2. Step 2: Convert to fraction form
    21,674,207.60/29,926,098.15 = 13,952,700.65/x
  3. Step 3: Cross multiply
    21,674,207.60x = 29,926,098.15 × 13,952,700.65
  4. Step 4: Simplify right side
    21,674,207.60x = 417,549,888,959,838.25
  5. Step 5: Solve for x
    x = 417,549,888,959,838.25/21,674,207.60
  6. Step 6: Final answer
    x = 19,264,828.35

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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.