Home / 8,216,002.40-12,300,675.60-7,769,141.60

Finding the Fourth Proportional to 8,216,002.40, 12,300,675.60 and 7,769,141.60

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Solution

The fourth proportional to 8,216,002.40, 12,300,675.60 and 7,769,141.60 is: 11,631,653.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216,002.40 : 12,300,675.60 = 7,769,141.60 : x
  2. Step 2: Convert to fraction form
    8,216,002.40/12,300,675.60 = 7,769,141.60/x
  3. Step 3: Cross multiply
    8,216,002.40x = 12,300,675.60 × 7,769,141.60
  4. Step 4: Simplify right side
    8,216,002.40x = 95,565,690,512,064.95
  5. Step 5: Solve for x
    x = 95,565,690,512,064.95/8,216,002.40
  6. Step 6: Final answer
    x = 11,631,653.19

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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.