Home / 12,445,080.60-18,670,245.30-5,252,912.40

Finding the Fourth Proportional to 12,445,080.60, 18,670,245.30 and 5,252,912.40

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Solution

The fourth proportional to 12,445,080.60, 18,670,245.30 and 5,252,912.40 is: 7,880,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,445,080.60 : 18,670,245.30 = 5,252,912.40 : x
  2. Step 2: Convert to fraction form
    12,445,080.60/18,670,245.30 = 5,252,912.40/x
  3. Step 3: Cross multiply
    12,445,080.60x = 18,670,245.30 × 5,252,912.40
  4. Step 4: Simplify right side
    12,445,080.60x = 98,073,163,047,411.73
  5. Step 5: Solve for x
    x = 98,073,163,047,411.73/12,445,080.60
  6. Step 6: Final answer
    x = 7,880,476.33

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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.