Home / 8,051,309.80-12,078,519.90-2,371,719.40

Finding the Fourth Proportional to 8,051,309.80, 12,078,519.90 and 2,371,719.40

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Solution

The fourth proportional to 8,051,309.80, 12,078,519.90 and 2,371,719.40 is: 3,558,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,309.80 : 12,078,519.90 = 2,371,719.40 : x
  2. Step 2: Convert to fraction form
    8,051,309.80/12,078,519.90 = 2,371,719.40/x
  3. Step 3: Cross multiply
    8,051,309.80x = 12,078,519.90 × 2,371,719.40
  4. Step 4: Simplify right side
    8,051,309.80x = 28,646,859,970,116.06
  5. Step 5: Solve for x
    x = 28,646,859,970,116.06/8,051,309.80
  6. Step 6: Final answer
    x = 3,558,037.22

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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.