Home / 22,625,779.47-31,226,938.47-13,330,377.69

Finding the Fourth Proportional to 22,625,779.47, 31,226,938.47 and 13,330,377.69

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Solution

The fourth proportional to 22,625,779.47, 31,226,938.47 and 13,330,377.69 is: 18,397,902.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,625,779.47 : 31,226,938.47 = 13,330,377.69 : x
  2. Step 2: Convert to fraction form
    22,625,779.47/31,226,938.47 = 13,330,377.69/x
  3. Step 3: Cross multiply
    22,625,779.47x = 31,226,938.47 × 13,330,377.69
  4. Step 4: Simplify right side
    22,625,779.47x = 416,266,883,907,490.69
  5. Step 5: Solve for x
    x = 416,266,883,907,490.69/22,625,779.47
  6. Step 6: Final answer
    x = 18,397,902.47

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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.