Home / 21,059,104.32-31,567,729.23-14,655,903.66

Finding the Fourth Proportional to 21,059,104.32, 31,567,729.23 and 14,655,903.66

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Solution

The fourth proportional to 21,059,104.32, 31,567,729.23 and 14,655,903.66 is: 21,969,291.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,059,104.32 : 31,567,729.23 = 14,655,903.66 : x
  2. Step 2: Convert to fraction form
    21,059,104.32/31,567,729.23 = 14,655,903.66/x
  3. Step 3: Cross multiply
    21,059,104.32x = 31,567,729.23 × 14,655,903.66
  4. Step 4: Simplify right side
    21,059,104.32x = 462,653,598,359,846
  5. Step 5: Solve for x
    x = 462,653,598,359,846/21,059,104.32
  6. Step 6: Final answer
    x = 21,969,291.35

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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.