Home / 10,400,253.05-14,356,946.09-6,215,414.27

Finding the Fourth Proportional to 10,400,253.05, 14,356,946.09 and 6,215,414.27

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Solution

The fourth proportional to 10,400,253.05, 14,356,946.09 and 6,215,414.27 is: 8,580,018.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,253.05 : 14,356,946.09 = 6,215,414.27 : x
  2. Step 2: Convert to fraction form
    10,400,253.05/14,356,946.09 = 6,215,414.27/x
  3. Step 3: Cross multiply
    10,400,253.05x = 14,356,946.09 × 6,215,414.27
  4. Step 4: Simplify right side
    10,400,253.05x = 89,234,367,652,837.59
  5. Step 5: Solve for x
    x = 89,234,367,652,837.59/10,400,253.05
  6. Step 6: Final answer
    x = 8,580,018.89

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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.