Home / 10,800,430.65-16,202,663.55-3,612,002.22

Finding the Fourth Proportional to 10,800,430.65, 16,202,663.55 and 3,612,002.22

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Solution

The fourth proportional to 10,800,430.65, 16,202,663.55 and 3,612,002.22 is: 5,418,678.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800,430.65 : 16,202,663.55 = 3,612,002.22 : x
  2. Step 2: Convert to fraction form
    10,800,430.65/16,202,663.55 = 3,612,002.22/x
  3. Step 3: Cross multiply
    10,800,430.65x = 16,202,663.55 × 3,612,002.22
  4. Step 4: Simplify right side
    10,800,430.65x = 58,524,056,712,513.09
  5. Step 5: Solve for x
    x = 58,524,056,712,513.09/10,800,430.65
  6. Step 6: Final answer
    x = 5,418,678.07

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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.