Home / 9,942,705.60-14,882,565.60-7,801,195.20

Finding the Fourth Proportional to 9,942,705.60, 14,882,565.60 and 7,801,195.20

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Solution

The fourth proportional to 9,942,705.60, 14,882,565.60 and 7,801,195.20 is: 11,677,083.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942,705.60 : 14,882,565.60 = 7,801,195.20 : x
  2. Step 2: Convert to fraction form
    9,942,705.60/14,882,565.60 = 7,801,195.20/x
  3. Step 3: Cross multiply
    9,942,705.60x = 14,882,565.60 × 7,801,195.20
  4. Step 4: Simplify right side
    9,942,705.60x = 116,101,799,322,405.12
  5. Step 5: Solve for x
    x = 116,101,799,322,405.12/9,942,705.60
  6. Step 6: Final answer
    x = 11,677,083.08

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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.