Home / 8,223,611.40-12,335,417.10-2,239,979.40

Finding the Fourth Proportional to 8,223,611.40, 12,335,417.10 and 2,239,979.40

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Solution

The fourth proportional to 8,223,611.40, 12,335,417.10 and 2,239,979.40 is: 3,359,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223,611.40 : 12,335,417.10 = 2,239,979.40 : x
  2. Step 2: Convert to fraction form
    8,223,611.40/12,335,417.10 = 2,239,979.40/x
  3. Step 3: Cross multiply
    8,223,611.40x = 12,335,417.10 × 2,239,979.40
  4. Step 4: Simplify right side
    8,223,611.40x = 27,631,080,194,407.74
  5. Step 5: Solve for x
    x = 27,631,080,194,407.74/8,223,611.40
  6. Step 6: Final answer
    x = 3,359,969.10

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Similar ratio
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1.5x scale

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.