Home / 8,276,931.41-11,423,159.69-5,013,650.39

Finding the Fourth Proportional to 8,276,931.41, 11,423,159.69 and 5,013,650.39

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Solution

The fourth proportional to 8,276,931.41, 11,423,159.69 and 5,013,650.39 is: 6,919,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,931.41 : 11,423,159.69 = 5,013,650.39 : x
  2. Step 2: Convert to fraction form
    8,276,931.41/11,423,159.69 = 5,013,650.39/x
  3. Step 3: Cross multiply
    8,276,931.41x = 11,423,159.69 × 5,013,650.39
  4. Step 4: Simplify right side
    8,276,931.41x = 57,271,728,952,616.73
  5. Step 5: Solve for x
    x = 57,271,728,952,616.73/8,276,931.41
  6. Step 6: Final answer
    x = 6,919,439.84

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Double scale
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1.5x scale

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.