Home / 10,440,045.12-15,655,004.72-6,123,505.84

Finding the Fourth Proportional to 10,440,045.12, 15,655,004.72 and 6,123,505.84

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Solution

The fourth proportional to 10,440,045.12, 15,655,004.72 and 6,123,505.84 is: 9,182,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440,045.12 : 15,655,004.72 = 6,123,505.84 : x
  2. Step 2: Convert to fraction form
    10,440,045.12/15,655,004.72 = 6,123,505.84/x
  3. Step 3: Cross multiply
    10,440,045.12x = 15,655,004.72 × 6,123,505.84
  4. Step 4: Simplify right side
    10,440,045.12x = 95,863,512,828,147.56
  5. Step 5: Solve for x
    x = 95,863,512,828,147.56/10,440,045.12
  6. Step 6: Final answer
    x = 9,182,289.13

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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.