Home / 25,393,243.08-35,045,667-15,079,966.17

Finding the Fourth Proportional to 25,393,243.08, 35,045,667 and 15,079,966.17

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Solution

The fourth proportional to 25,393,243.08, 35,045,667 and 15,079,966.17 is: 20,812,129.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393,243.08 : 35,045,667 = 15,079,966.17 : x
  2. Step 2: Convert to fraction form
    25,393,243.08/35,045,667 = 15,079,966.17/x
  3. Step 3: Cross multiply
    25,393,243.08x = 35,045,667 × 15,079,966.17
  4. Step 4: Simplify right side
    25,393,243.08x = 528,487,472,765,085.38
  5. Step 5: Solve for x
    x = 528,487,472,765,085.38/25,393,243.08
  6. Step 6: Final answer
    x = 20,812,129.87

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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.