Home / 12,879,045.44-19,327,425.84-5,306,011.04

Finding the Fourth Proportional to 12,879,045.44, 19,327,425.84 and 5,306,011.04

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Solution

The fourth proportional to 12,879,045.44, 19,327,425.84 and 5,306,011.04 is: 7,962,665.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,879,045.44 : 19,327,425.84 = 5,306,011.04 : x
  2. Step 2: Convert to fraction form
    12,879,045.44/19,327,425.84 = 5,306,011.04/x
  3. Step 3: Cross multiply
    12,879,045.44x = 19,327,425.84 × 5,306,011.04
  4. Step 4: Simplify right side
    12,879,045.44x = 102,551,534,881,821.28
  5. Step 5: Solve for x
    x = 102,551,534,881,821.28/12,879,045.44
  6. Step 6: Final answer
    x = 7,962,665.82

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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.