Home / 16,686,402.30-25,029,603.45-15,517,232.10

Finding the Fourth Proportional to 16,686,402.30, 25,029,603.45 and 15,517,232.10

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Solution

The fourth proportional to 16,686,402.30, 25,029,603.45 and 15,517,232.10 is: 23,275,848.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686,402.30 : 25,029,603.45 = 15,517,232.10 : x
  2. Step 2: Convert to fraction form
    16,686,402.30/25,029,603.45 = 15,517,232.10/x
  3. Step 3: Cross multiply
    16,686,402.30x = 25,029,603.45 × 15,517,232.10
  4. Step 4: Simplify right side
    16,686,402.30x = 388,390,166,104,610.75
  5. Step 5: Solve for x
    x = 388,390,166,104,610.75/16,686,402.30
  6. Step 6: Final answer
    x = 23,275,848.15

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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.