Home / 7,135,570.65-9,847,094.03-3,872,385.96

Finding the Fourth Proportional to 7,135,570.65, 9,847,094.03 and 3,872,385.96

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Solution

The fourth proportional to 7,135,570.65, 9,847,094.03 and 3,872,385.96 is: 5,343,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135,570.65 : 9,847,094.03 = 3,872,385.96 : x
  2. Step 2: Convert to fraction form
    7,135,570.65/9,847,094.03 = 3,872,385.96/x
  3. Step 3: Cross multiply
    7,135,570.65x = 9,847,094.03 × 3,872,385.96
  4. Step 4: Simplify right side
    7,135,570.65x = 38,131,748,668,571.81
  5. Step 5: Solve for x
    x = 38,131,748,668,571.81/7,135,570.65
  6. Step 6: Final answer
    x = 5,343,896.17

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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.