Home / 12,255,704-18,391,955.52-4,277,528

Finding the Fourth Proportional to 12,255,704, 18,391,955.52 and 4,277,528

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Solution

The fourth proportional to 12,255,704, 18,391,955.52 and 4,277,528 is: 6,419,223.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,255,704 : 18,391,955.52 = 4,277,528 : x
  2. Step 2: Convert to fraction form
    12,255,704/18,391,955.52 = 4,277,528/x
  3. Step 3: Cross multiply
    12,255,704x = 18,391,955.52 × 4,277,528
  4. Step 4: Simplify right side
    12,255,704x = 78,672,104,711,554.56
  5. Step 5: Solve for x
    x = 78,672,104,711,554.56/12,255,704
  6. Step 6: Final answer
    x = 6,419,223.63

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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.