Home / 7,271,715.66-10,907,555.25-2,154,543.90

Finding the Fourth Proportional to 7,271,715.66, 10,907,555.25 and 2,154,543.90

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Solution

The fourth proportional to 7,271,715.66, 10,907,555.25 and 2,154,543.90 is: 3,231,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271,715.66 : 10,907,555.25 = 2,154,543.90 : x
  2. Step 2: Convert to fraction form
    7,271,715.66/10,907,555.25 = 2,154,543.90/x
  3. Step 3: Cross multiply
    7,271,715.66x = 10,907,555.25 × 2,154,543.90
  4. Step 4: Simplify right side
    7,271,715.66x = 23,500,806,627,800.47
  5. Step 5: Solve for x
    x = 23,500,806,627,800.47/7,271,715.66
  6. Step 6: Final answer
    x = 3,231,810.45

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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.