Home / 8,243,539.80-12,359,549.70-4,876,013.40

Finding the Fourth Proportional to 8,243,539.80, 12,359,549.70 and 4,876,013.40

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Solution

The fourth proportional to 8,243,539.80, 12,359,549.70 and 4,876,013.40 is: 7,310,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,539.80 : 12,359,549.70 = 4,876,013.40 : x
  2. Step 2: Convert to fraction form
    8,243,539.80/12,359,549.70 = 4,876,013.40/x
  3. Step 3: Cross multiply
    8,243,539.80x = 12,359,549.70 × 4,876,013.40
  4. Step 4: Simplify right side
    8,243,539.80x = 60,265,329,955,165.98
  5. Step 5: Solve for x
    x = 60,265,329,955,165.98/8,243,539.80
  6. Step 6: Final answer
    x = 7,310,613.09

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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.