Home / 15,283,823.04-21,091,812.78-8,314,652.44

Finding the Fourth Proportional to 15,283,823.04, 21,091,812.78 and 8,314,652.44

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Solution

The fourth proportional to 15,283,823.04, 21,091,812.78 and 8,314,652.44 is: 11,474,294.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,823.04 : 21,091,812.78 = 8,314,652.44 : x
  2. Step 2: Convert to fraction form
    15,283,823.04/21,091,812.78 = 8,314,652.44/x
  3. Step 3: Cross multiply
    15,283,823.04x = 21,091,812.78 × 8,314,652.44
  4. Step 4: Simplify right side
    15,283,823.04x = 175,371,092,612,290.94
  5. Step 5: Solve for x
    x = 175,371,092,612,290.94/15,283,823.04
  6. Step 6: Final answer
    x = 11,474,294.89

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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.