Home / 15,905,091.20-23,829,643.20-13,665,603.20

Finding the Fourth Proportional to 15,905,091.20, 23,829,643.20 and 13,665,603.20

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Solution

The fourth proportional to 15,905,091.20, 23,829,643.20 and 13,665,603.20 is: 20,474,352.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,905,091.20 : 23,829,643.20 = 13,665,603.20 : x
  2. Step 2: Convert to fraction form
    15,905,091.20/23,829,643.20 = 13,665,603.20/x
  3. Step 3: Cross multiply
    15,905,091.20x = 23,829,643.20 × 13,665,603.20
  4. Step 4: Simplify right side
    15,905,091.20x = 325,646,448,368,778.19
  5. Step 5: Solve for x
    x = 325,646,448,368,778.19/15,905,091.20
  6. Step 6: Final answer
    x = 20,474,352.79

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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.