Home / 12,258,300.32-18,381,065.28-4,575,627.20

Finding the Fourth Proportional to 12,258,300.32, 18,381,065.28 and 4,575,627.20

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Solution

The fourth proportional to 12,258,300.32, 18,381,065.28 and 4,575,627.20 is: 6,861,057.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,300.32 : 18,381,065.28 = 4,575,627.20 : x
  2. Step 2: Convert to fraction form
    12,258,300.32/18,381,065.28 = 4,575,627.20/x
  3. Step 3: Cross multiply
    12,258,300.32x = 18,381,065.28 × 4,575,627.20
  4. Step 4: Simplify right side
    12,258,300.32x = 84,104,902,260,143.62
  5. Step 5: Solve for x
    x = 84,104,902,260,143.62/12,258,300.32
  6. Step 6: Final answer
    x = 6,861,057.41

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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.