Home / 12,346,065.70-18,519,098.55-7,244,232.10

Finding the Fourth Proportional to 12,346,065.70, 18,519,098.55 and 7,244,232.10

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Solution

The fourth proportional to 12,346,065.70, 18,519,098.55 and 7,244,232.10 is: 10,866,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346,065.70 : 18,519,098.55 = 7,244,232.10 : x
  2. Step 2: Convert to fraction form
    12,346,065.70/18,519,098.55 = 7,244,232.10/x
  3. Step 3: Cross multiply
    12,346,065.70x = 18,519,098.55 × 7,244,232.10
  4. Step 4: Simplify right side
    12,346,065.70x = 134,156,648,178,973.45
  5. Step 5: Solve for x
    x = 134,156,648,178,973.45/12,346,065.70
  6. Step 6: Final answer
    x = 10,866,348.15

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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.