Home / 8,202,955.60-12,304,433.40-2,219,323.60

Finding the Fourth Proportional to 8,202,955.60, 12,304,433.40 and 2,219,323.60

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Solution

The fourth proportional to 8,202,955.60, 12,304,433.40 and 2,219,323.60 is: 3,328,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202,955.60 : 12,304,433.40 = 2,219,323.60 : x
  2. Step 2: Convert to fraction form
    8,202,955.60/12,304,433.40 = 2,219,323.60/x
  3. Step 3: Cross multiply
    8,202,955.60x = 12,304,433.40 × 2,219,323.60
  4. Step 4: Simplify right side
    8,202,955.60x = 27,307,519,429,248.24
  5. Step 5: Solve for x
    x = 27,307,519,429,248.24/8,202,955.60
  6. Step 6: Final answer
    x = 3,328,985.40

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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.