Home / 15,176,950.83-20,943,946.04-8,301,372.75

Finding the Fourth Proportional to 15,176,950.83, 20,943,946.04 and 8,301,372.75

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Solution

The fourth proportional to 15,176,950.83, 20,943,946.04 and 8,301,372.75 is: 11,455,759.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176,950.83 : 20,943,946.04 = 8,301,372.75 : x
  2. Step 2: Convert to fraction form
    15,176,950.83/20,943,946.04 = 8,301,372.75/x
  3. Step 3: Cross multiply
    15,176,950.83x = 20,943,946.04 × 8,301,372.75
  4. Step 4: Simplify right side
    15,176,950.83x = 173,863,502,892,419.56
  5. Step 5: Solve for x
    x = 173,863,502,892,419.56/15,176,950.83
  6. Step 6: Final answer
    x = 11,455,759.78

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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.