Home / 25,908,639.40-35,741,008.38-15,447,277.72

Finding the Fourth Proportional to 25,908,639.40, 35,741,008.38 and 15,447,277.72

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Solution

The fourth proportional to 25,908,639.40, 35,741,008.38 and 15,447,277.72 is: 21,309,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908,639.40 : 35,741,008.38 = 15,447,277.72 : x
  2. Step 2: Convert to fraction form
    25,908,639.40/35,741,008.38 = 15,447,277.72/x
  3. Step 3: Cross multiply
    25,908,639.40x = 35,741,008.38 × 15,447,277.72
  4. Step 4: Simplify right side
    25,908,639.40x = 552,101,282,438,707.38
  5. Step 5: Solve for x
    x = 552,101,282,438,707.38/25,908,639.40
  6. Step 6: Final answer
    x = 21,309,543.66

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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.