Home / 7,321,222.95-10,103,270.20-4,013,511.36

Finding the Fourth Proportional to 7,321,222.95, 10,103,270.20 and 4,013,511.36

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Solution

The fourth proportional to 7,321,222.95, 10,103,270.20 and 4,013,511.36 is: 5,538,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321,222.95 : 10,103,270.20 = 4,013,511.36 : x
  2. Step 2: Convert to fraction form
    7,321,222.95/10,103,270.20 = 4,013,511.36/x
  3. Step 3: Cross multiply
    7,321,222.95x = 10,103,270.20 × 4,013,511.36
  4. Step 4: Simplify right side
    7,321,222.95x = 40,549,589,720,849.47
  5. Step 5: Solve for x
    x = 40,549,589,720,849.47/7,321,222.95
  6. Step 6: Final answer
    x = 5,538,636.10

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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.