Home / 8,436,980.08-12,655,178.52-2,371,758.40

Finding the Fourth Proportional to 8,436,980.08, 12,655,178.52 and 2,371,758.40

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Solution

The fourth proportional to 8,436,980.08, 12,655,178.52 and 2,371,758.40 is: 3,557,555.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,980.08 : 12,655,178.52 = 2,371,758.40 : x
  2. Step 2: Convert to fraction form
    8,436,980.08/12,655,178.52 = 2,371,758.40/x
  3. Step 3: Cross multiply
    8,436,980.08x = 12,655,178.52 × 2,371,758.40
  4. Step 4: Simplify right side
    8,436,980.08x = 30,015,025,958,309.57
  5. Step 5: Solve for x
    x = 30,015,025,958,309.57/8,436,980.08
  6. Step 6: Final answer
    x = 3,557,555.63

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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.