Home / 15,202,388.60-22,771,787.70-7,122,260.60

Finding the Fourth Proportional to 15,202,388.60, 22,771,787.70 and 7,122,260.60

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Solution

The fourth proportional to 15,202,388.60, 22,771,787.70 and 7,122,260.60 is: 10,668,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,202,388.60 : 22,771,787.70 = 7,122,260.60 : x
  2. Step 2: Convert to fraction form
    15,202,388.60/22,771,787.70 = 7,122,260.60/x
  3. Step 3: Cross multiply
    15,202,388.60x = 22,771,787.70 × 7,122,260.60
  4. Step 4: Simplify right side
    15,202,388.60x = 162,186,606,327,274.59
  5. Step 5: Solve for x
    x = 162,186,606,327,274.59/15,202,388.60
  6. Step 6: Final answer
    x = 10,668,494.97

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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.