Home / 8,064,279.80-12,082,422.90-5,222,929.40

Finding the Fourth Proportional to 8,064,279.80, 12,082,422.90 and 5,222,929.40

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Solution

The fourth proportional to 8,064,279.80, 12,082,422.90 and 5,222,929.40 is: 7,825,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,279.80 : 12,082,422.90 = 5,222,929.40 : x
  2. Step 2: Convert to fraction form
    8,064,279.80/12,082,422.90 = 5,222,929.40/x
  3. Step 3: Cross multiply
    8,064,279.80x = 12,082,422.90 × 5,222,929.40
  4. Step 4: Simplify right side
    8,064,279.80x = 63,105,641,787,643.27
  5. Step 5: Solve for x
    x = 63,105,641,787,643.27/8,064,279.80
  6. Step 6: Final answer
    x = 7,825,328.90

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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.