Home / 13,780,818.84-20,666,819.82-4,557,077.89

Finding the Fourth Proportional to 13,780,818.84, 20,666,819.82 and 4,557,077.89

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Solution

The fourth proportional to 13,780,818.84, 20,666,819.82 and 4,557,077.89 is: 6,834,159.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,780,818.84 : 20,666,819.82 = 4,557,077.89 : x
  2. Step 2: Convert to fraction form
    13,780,818.84/20,666,819.82 = 4,557,077.89/x
  3. Step 3: Cross multiply
    13,780,818.84x = 20,666,819.82 × 4,557,077.89
  4. Step 4: Simplify right side
    13,780,818.84x = 94,180,307,658,335.78
  5. Step 5: Solve for x
    x = 94,180,307,658,335.78/13,780,818.84
  6. Step 6: Final answer
    x = 6,834,159.04

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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.