Home / 27,503,818-37,956,449.82-15,280,675

Finding the Fourth Proportional to 27,503,818, 37,956,449.82 and 15,280,675

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Solution

The fourth proportional to 27,503,818, 37,956,449.82 and 15,280,675 is: 21,087,987.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503,818 : 37,956,449.82 = 15,280,675 : x
  2. Step 2: Convert to fraction form
    27,503,818/37,956,449.82 = 15,280,675/x
  3. Step 3: Cross multiply
    27,503,818x = 37,956,449.82 × 15,280,675
  4. Step 4: Simplify right side
    27,503,818x = 580,000,173,853,228.50
  5. Step 5: Solve for x
    x = 580,000,173,853,228.50/27,503,818
  6. Step 6: Final answer
    x = 21,087,987.63

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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.