Home / 8,577,076.40-12,865,614.60-7,381,334.15

Finding the Fourth Proportional to 8,577,076.40, 12,865,614.60 and 7,381,334.15

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Solution

The fourth proportional to 8,577,076.40, 12,865,614.60 and 7,381,334.15 is: 11,072,001.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,076.40 : 12,865,614.60 = 7,381,334.15 : x
  2. Step 2: Convert to fraction form
    8,577,076.40/12,865,614.60 = 7,381,334.15/x
  3. Step 3: Cross multiply
    8,577,076.40x = 12,865,614.60 × 7,381,334.15
  4. Step 4: Simplify right side
    8,577,076.40x = 94,965,400,407,718.59
  5. Step 5: Solve for x
    x = 94,965,400,407,718.59/8,577,076.40
  6. Step 6: Final answer
    x = 11,072,001.23

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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.