Home / 7,279,780.36-10,046,400.74-4,016,806.76

Finding the Fourth Proportional to 7,279,780.36, 10,046,400.74 and 4,016,806.76

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Solution

The fourth proportional to 7,279,780.36, 10,046,400.74 and 4,016,806.76 is: 5,543,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,780.36 : 10,046,400.74 = 4,016,806.76 : x
  2. Step 2: Convert to fraction form
    7,279,780.36/10,046,400.74 = 4,016,806.76/x
  3. Step 3: Cross multiply
    7,279,780.36x = 10,046,400.74 × 4,016,806.76
  4. Step 4: Simplify right side
    7,279,780.36x = 40,354,450,406,101
  5. Step 5: Solve for x
    x = 40,354,450,406,101/7,279,780.36
  6. Step 6: Final answer
    x = 5,543,360.98

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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.