Home / 5,181,732.23-7,779,333.69-3,984,495.28

Finding the Fourth Proportional to 5,181,732.23, 7,779,333.69 and 3,984,495.28

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Solution

The fourth proportional to 5,181,732.23, 7,779,333.69 and 3,984,495.28 is: 5,981,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,732.23 : 7,779,333.69 = 3,984,495.28 : x
  2. Step 2: Convert to fraction form
    5,181,732.23/7,779,333.69 = 3,984,495.28/x
  3. Step 3: Cross multiply
    5,181,732.23x = 7,779,333.69 × 3,984,495.28
  4. Step 4: Simplify right side
    5,181,732.23x = 30,996,718,349,901.65
  5. Step 5: Solve for x
    x = 30,996,718,349,901.65/5,181,732.23
  6. Step 6: Final answer
    x = 5,981,922.07

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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.