Home / 14,412,883.62-19,890,225.57-7,886,788.14

Finding the Fourth Proportional to 14,412,883.62, 19,890,225.57 and 7,886,788.14

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Solution

The fourth proportional to 14,412,883.62, 19,890,225.57 and 7,886,788.14 is: 10,884,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412,883.62 : 19,890,225.57 = 7,886,788.14 : x
  2. Step 2: Convert to fraction form
    14,412,883.62/19,890,225.57 = 7,886,788.14/x
  3. Step 3: Cross multiply
    14,412,883.62x = 19,890,225.57 × 7,886,788.14
  4. Step 4: Simplify right side
    14,412,883.62x = 156,869,995,127,400.75
  5. Step 5: Solve for x
    x = 156,869,995,127,400.75/14,412,883.62
  6. Step 6: Final answer
    x = 10,884,011.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.