Home / 8,199,459.40-12,304,437.90-4,787,739.40

Finding the Fourth Proportional to 8,199,459.40, 12,304,437.90 and 4,787,739.40

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Solution

The fourth proportional to 8,199,459.40, 12,304,437.90 and 4,787,739.40 is: 7,184,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,459.40 : 12,304,437.90 = 4,787,739.40 : x
  2. Step 2: Convert to fraction form
    8,199,459.40/12,304,437.90 = 4,787,739.40/x
  3. Step 3: Cross multiply
    8,199,459.40x = 12,304,437.90 × 4,787,739.40
  4. Step 4: Simplify right side
    8,199,459.40x = 58,910,442,128,683.27
  5. Step 5: Solve for x
    x = 58,910,442,128,683.27/8,199,459.40
  6. Step 6: Final answer
    x = 7,184,673.92

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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.