Home / 8,507,711.10-12,761,566.65-7,444,829.10

Finding the Fourth Proportional to 8,507,711.10, 12,761,566.65 and 7,444,829.10

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Solution

The fourth proportional to 8,507,711.10, 12,761,566.65 and 7,444,829.10 is: 11,167,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507,711.10 : 12,761,566.65 = 7,444,829.10 : x
  2. Step 2: Convert to fraction form
    8,507,711.10/12,761,566.65 = 7,444,829.10/x
  3. Step 3: Cross multiply
    8,507,711.10x = 12,761,566.65 × 7,444,829.10
  4. Step 4: Simplify right side
    8,507,711.10x = 95,007,682,757,509.52
  5. Step 5: Solve for x
    x = 95,007,682,757,509.52/8,507,711.10
  6. Step 6: Final answer
    x = 11,167,243.65

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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.