Home / 9,482,017.92-13,085,219.12-5,131,103.72

Finding the Fourth Proportional to 9,482,017.92, 13,085,219.12 and 5,131,103.72

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Solution

The fourth proportional to 9,482,017.92, 13,085,219.12 and 5,131,103.72 is: 7,080,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,017.92 : 13,085,219.12 = 5,131,103.72 : x
  2. Step 2: Convert to fraction form
    9,482,017.92/13,085,219.12 = 5,131,103.72/x
  3. Step 3: Cross multiply
    9,482,017.92x = 13,085,219.12 × 5,131,103.72
  4. Step 4: Simplify right side
    9,482,017.92x = 67,141,616,503,647.12
  5. Step 5: Solve for x
    x = 67,141,616,503,647.12/9,482,017.92
  6. Step 6: Final answer
    x = 7,080,941.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.