Home / 8,103,070.40-12,147,002.40-3,057,771.20

Finding the Fourth Proportional to 8,103,070.40, 12,147,002.40 and 3,057,771.20

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Solution

The fourth proportional to 8,103,070.40, 12,147,002.40 and 3,057,771.20 is: 4,583,787.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,070.40 : 12,147,002.40 = 3,057,771.20 : x
  2. Step 2: Convert to fraction form
    8,103,070.40/12,147,002.40 = 3,057,771.20/x
  3. Step 3: Cross multiply
    8,103,070.40x = 12,147,002.40 × 3,057,771.20
  4. Step 4: Simplify right side
    8,103,070.40x = 37,142,754,105,050.88
  5. Step 5: Solve for x
    x = 37,142,754,105,050.88/8,103,070.40
  6. Step 6: Final answer
    x = 4,583,787.66

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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.