Home / 6,178,870.30-9,268,305.45-4,158,082.30

Finding the Fourth Proportional to 6,178,870.30, 9,268,305.45 and 4,158,082.30

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Solution

The fourth proportional to 6,178,870.30, 9,268,305.45 and 4,158,082.30 is: 6,237,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,870.30 : 9,268,305.45 = 4,158,082.30 : x
  2. Step 2: Convert to fraction form
    6,178,870.30/9,268,305.45 = 4,158,082.30/x
  3. Step 3: Cross multiply
    6,178,870.30x = 9,268,305.45 × 4,158,082.30
  4. Step 4: Simplify right side
    6,178,870.30x = 38,538,376,842,638.53
  5. Step 5: Solve for x
    x = 38,538,376,842,638.53/6,178,870.30
  6. Step 6: Final answer
    x = 6,237,123.45

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Double scale
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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.