Home / 7,817,446.52-10,788,519.08-4,380,794.72

Finding the Fourth Proportional to 7,817,446.52, 10,788,519.08 and 4,380,794.72

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Solution

The fourth proportional to 7,817,446.52, 10,788,519.08 and 4,380,794.72 is: 6,045,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817,446.52 : 10,788,519.08 = 4,380,794.72 : x
  2. Step 2: Convert to fraction form
    7,817,446.52/10,788,519.08 = 4,380,794.72/x
  3. Step 3: Cross multiply
    7,817,446.52x = 10,788,519.08 × 4,380,794.72
  4. Step 4: Simplify right side
    7,817,446.52x = 47,262,287,422,283.26
  5. Step 5: Solve for x
    x = 47,262,287,422,283.26/7,817,446.52
  6. Step 6: Final answer
    x = 6,045,744.90

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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.