Home / 10,378,335.92-15,567,559.30-6,806,720.24

Finding the Fourth Proportional to 10,378,335.92, 15,567,559.30 and 6,806,720.24

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Solution

The fourth proportional to 10,378,335.92, 15,567,559.30 and 6,806,720.24 is: 10,210,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378,335.92 : 15,567,559.30 = 6,806,720.24 : x
  2. Step 2: Convert to fraction form
    10,378,335.92/15,567,559.30 = 6,806,720.24/x
  3. Step 3: Cross multiply
    10,378,335.92x = 15,567,559.30 × 6,806,720.24
  4. Step 4: Simplify right side
    10,378,335.92x = 105,964,020,974,710.23
  5. Step 5: Solve for x
    x = 105,964,020,974,710.23/10,378,335.92
  6. Step 6: Final answer
    x = 10,210,116.71

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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.