Home / 12,884,496.03-17,780,944.02-7,083,423.86

Finding the Fourth Proportional to 12,884,496.03, 17,780,944.02 and 7,083,423.86

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Solution

The fourth proportional to 12,884,496.03, 17,780,944.02 and 7,083,423.86 is: 9,775,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,884,496.03 : 17,780,944.02 = 7,083,423.86 : x
  2. Step 2: Convert to fraction form
    12,884,496.03/17,780,944.02 = 7,083,423.86/x
  3. Step 3: Cross multiply
    12,884,496.03x = 17,780,944.02 × 7,083,423.86
  4. Step 4: Simplify right side
    12,884,496.03x = 125,949,963,035,687.61
  5. Step 5: Solve for x
    x = 125,949,963,035,687.61/12,884,496.03
  6. Step 6: Final answer
    x = 9,775,311.56

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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.