Home / 15,283,988.19-21,092,040.90-8,314,818.26

Finding the Fourth Proportional to 15,283,988.19, 21,092,040.90 and 8,314,818.26

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Solution

The fourth proportional to 15,283,988.19, 21,092,040.90 and 8,314,818.26 is: 11,474,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,988.19 : 21,092,040.90 = 8,314,818.26 : x
  2. Step 2: Convert to fraction form
    15,283,988.19/21,092,040.90 = 8,314,818.26/x
  3. Step 3: Cross multiply
    15,283,988.19x = 21,092,040.90 × 8,314,818.26
  4. Step 4: Simplify right side
    15,283,988.19x = 175,376,486,710,526.62
  5. Step 5: Solve for x
    x = 175,376,486,710,526.62/15,283,988.19
  6. Step 6: Final answer
    x = 11,474,523.83

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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.