Home / 7,045,712.55-9,722,918.57-4,145,290.07

Finding the Fourth Proportional to 7,045,712.55, 9,722,918.57 and 4,145,290.07

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Solution

The fourth proportional to 7,045,712.55, 9,722,918.57 and 4,145,290.07 is: 5,720,403.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045,712.55 : 9,722,918.57 = 4,145,290.07 : x
  2. Step 2: Convert to fraction form
    7,045,712.55/9,722,918.57 = 4,145,290.07/x
  3. Step 3: Cross multiply
    7,045,712.55x = 9,722,918.57 × 4,145,290.07
  4. Step 4: Simplify right side
    7,045,712.55x = 40,304,317,730,298.55
  5. Step 5: Solve for x
    x = 40,304,317,730,298.55/7,045,712.55
  6. Step 6: Final answer
    x = 5,720,403.36

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Double scale
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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.