Home / 5,217,349.62-7,818,043.10-2,788,848.33

Finding the Fourth Proportional to 5,217,349.62, 7,818,043.10 and 2,788,848.33

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Solution

The fourth proportional to 5,217,349.62, 7,818,043.10 and 2,788,848.33 is: 4,179,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,349.62 : 7,818,043.10 = 2,788,848.33 : x
  2. Step 2: Convert to fraction form
    5,217,349.62/7,818,043.10 = 2,788,848.33/x
  3. Step 3: Cross multiply
    5,217,349.62x = 7,818,043.10 × 2,788,848.33
  4. Step 4: Simplify right side
    5,217,349.62x = 21,803,336,415,728.39
  5. Step 5: Solve for x
    x = 21,803,336,415,728.39/5,217,349.62
  6. Step 6: Final answer
    x = 4,179,006.20

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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.