Home / 27,503,819-37,956,451.20-15,280,676

Finding the Fourth Proportional to 27,503,819, 37,956,451.20 and 15,280,676

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Solution

The fourth proportional to 27,503,819, 37,956,451.20 and 15,280,676 is: 21,087,989.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503,819 : 37,956,451.20 = 15,280,676 : x
  2. Step 2: Convert to fraction form
    27,503,819/37,956,451.20 = 15,280,676/x
  3. Step 3: Cross multiply
    27,503,819x = 37,956,451.20 × 15,280,676
  4. Step 4: Simplify right side
    27,503,819x = 580,000,232,897,011.25
  5. Step 5: Solve for x
    x = 580,000,232,897,011.25/27,503,819
  6. Step 6: Final answer
    x = 21,087,989.01

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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.