Home / 15,559,948.62-21,474,612.01-8,855,911.25

Finding the Fourth Proportional to 15,559,948.62, 21,474,612.01 and 8,855,911.25

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Solution

The fourth proportional to 15,559,948.62, 21,474,612.01 and 8,855,911.25 is: 12,222,229.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,559,948.62 : 21,474,612.01 = 8,855,911.25 : x
  2. Step 2: Convert to fraction form
    15,559,948.62/21,474,612.01 = 8,855,911.25/x
  3. Step 3: Cross multiply
    15,559,948.62x = 21,474,612.01 × 8,855,911.25
  4. Step 4: Simplify right side
    15,559,948.62x = 190,177,258,017,621.28
  5. Step 5: Solve for x
    x = 190,177,258,017,621.28/15,559,948.62
  6. Step 6: Final answer
    x = 12,222,229.18

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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.