Home / 7,130,294-9,839,821.92-4,074,500.96

Finding the Fourth Proportional to 7,130,294, 9,839,821.92 and 4,074,500.96

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Solution

The fourth proportional to 7,130,294, 9,839,821.92 and 4,074,500.96 is: 5,622,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,294 : 9,839,821.92 = 4,074,500.96 : x
  2. Step 2: Convert to fraction form
    7,130,294/9,839,821.92 = 4,074,500.96/x
  3. Step 3: Cross multiply
    7,130,294x = 9,839,821.92 × 4,074,500.96
  4. Step 4: Simplify right side
    7,130,294x = 40,092,363,859,269.04
  5. Step 5: Solve for x
    x = 40,092,363,859,269.04/7,130,294
  6. Step 6: Final answer
    x = 5,622,820.58

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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.