Home / 11,982,985.76-16,536,811.56-7,273,434.35

Finding the Fourth Proportional to 11,982,985.76, 16,536,811.56 and 7,273,434.35

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Solution

The fourth proportional to 11,982,985.76, 16,536,811.56 and 7,273,434.35 is: 10,037,516.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982,985.76 : 16,536,811.56 = 7,273,434.35 : x
  2. Step 2: Convert to fraction form
    11,982,985.76/16,536,811.56 = 7,273,434.35/x
  3. Step 3: Cross multiply
    11,982,985.76x = 16,536,811.56 × 7,273,434.35
  4. Step 4: Simplify right side
    11,982,985.76x = 120,279,413,239,981.08
  5. Step 5: Solve for x
    x = 120,279,413,239,981.08/11,982,985.76
  6. Step 6: Final answer
    x = 10,037,516.16

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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.