Home / 6,178,291.80-9,267,437.70-5,107,536.60

Finding the Fourth Proportional to 6,178,291.80, 9,267,437.70 and 5,107,536.60

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Solution

The fourth proportional to 6,178,291.80, 9,267,437.70 and 5,107,536.60 is: 7,661,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,291.80 : 9,267,437.70 = 5,107,536.60 : x
  2. Step 2: Convert to fraction form
    6,178,291.80/9,267,437.70 = 5,107,536.60/x
  3. Step 3: Cross multiply
    6,178,291.80x = 9,267,437.70 × 5,107,536.60
  4. Step 4: Simplify right side
    6,178,291.80x = 47,333,777,240,969.81
  5. Step 5: Solve for x
    x = 47,333,777,240,969.81/6,178,291.80
  6. Step 6: Final answer
    x = 7,661,304.90

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Similar ratio
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1.5x scale

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.