Home / 15,657,022.81-23,479,902.69-5,419,103.55

Finding the Fourth Proportional to 15,657,022.81, 23,479,902.69 and 5,419,103.55

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Solution

The fourth proportional to 15,657,022.81, 23,479,902.69 and 5,419,103.55 is: 8,126,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,657,022.81 : 23,479,902.69 = 5,419,103.55 : x
  2. Step 2: Convert to fraction form
    15,657,022.81/23,479,902.69 = 5,419,103.55/x
  3. Step 3: Cross multiply
    15,657,022.81x = 23,479,902.69 × 5,419,103.55
  4. Step 4: Simplify right side
    15,657,022.81x = 127,240,024,021,033.55
  5. Step 5: Solve for x
    x = 127,240,024,021,033.55/15,657,022.81
  6. Step 6: Final answer
    x = 8,126,706.18

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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.