Home / 8,304,010.40-12,456,015.60-6,178,246.40

Finding the Fourth Proportional to 8,304,010.40, 12,456,015.60 and 6,178,246.40

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Solution

The fourth proportional to 8,304,010.40, 12,456,015.60 and 6,178,246.40 is: 9,267,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,010.40 : 12,456,015.60 = 6,178,246.40 : x
  2. Step 2: Convert to fraction form
    8,304,010.40/12,456,015.60 = 6,178,246.40/x
  3. Step 3: Cross multiply
    8,304,010.40x = 12,456,015.60 × 6,178,246.40
  4. Step 4: Simplify right side
    8,304,010.40x = 76,956,333,539,043.84
  5. Step 5: Solve for x
    x = 76,956,333,539,043.84/8,304,010.40
  6. Step 6: Final answer
    x = 9,267,369.60

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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.