Home / 9,047,586.21-12,485,610.43-5,180,854.71

Finding the Fourth Proportional to 9,047,586.21, 12,485,610.43 and 5,180,854.71

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Solution

The fourth proportional to 9,047,586.21, 12,485,610.43 and 5,180,854.71 is: 7,149,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,047,586.21 : 12,485,610.43 = 5,180,854.71 : x
  2. Step 2: Convert to fraction form
    9,047,586.21/12,485,610.43 = 5,180,854.71/x
  3. Step 3: Cross multiply
    9,047,586.21x = 12,485,610.43 × 5,180,854.71
  4. Step 4: Simplify right side
    9,047,586.21x = 64,686,133,515,158.30
  5. Step 5: Solve for x
    x = 64,686,133,515,158.30/9,047,586.21
  6. Step 6: Final answer
    x = 7,149,545.97

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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.