Home / 7,149,991.08-9,866,400.66-4,209,341.16

Finding the Fourth Proportional to 7,149,991.08, 9,866,400.66 and 4,209,341.16

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Solution

The fourth proportional to 7,149,991.08, 9,866,400.66 and 4,209,341.16 is: 5,808,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149,991.08 : 9,866,400.66 = 4,209,341.16 : x
  2. Step 2: Convert to fraction form
    7,149,991.08/9,866,400.66 = 4,209,341.16/x
  3. Step 3: Cross multiply
    7,149,991.08x = 9,866,400.66 × 4,209,341.16
  4. Step 4: Simplify right side
    7,149,991.08x = 41,531,046,399,189.16
  5. Step 5: Solve for x
    x = 41,531,046,399,189.16/7,149,991.08
  6. Step 6: Final answer
    x = 5,808,545.20

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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.