Home / 11,657,253.60-17,485,880.40-8,256,031.20

Finding the Fourth Proportional to 11,657,253.60, 17,485,880.40 and 8,256,031.20

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Solution

The fourth proportional to 11,657,253.60, 17,485,880.40 and 8,256,031.20 is: 12,384,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,253.60 : 17,485,880.40 = 8,256,031.20 : x
  2. Step 2: Convert to fraction form
    11,657,253.60/17,485,880.40 = 8,256,031.20/x
  3. Step 3: Cross multiply
    11,657,253.60x = 17,485,880.40 × 8,256,031.20
  4. Step 4: Simplify right side
    11,657,253.60x = 144,363,974,141,868.47
  5. Step 5: Solve for x
    x = 144,363,974,141,868.47/11,657,253.60
  6. Step 6: Final answer
    x = 12,384,046.80

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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.