Home / 7,284,421.20-10,931,005.80-3,024,145.20

Finding the Fourth Proportional to 7,284,421.20, 10,931,005.80 and 3,024,145.20

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Solution

The fourth proportional to 7,284,421.20, 10,931,005.80 and 3,024,145.20 is: 4,538,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,421.20 : 10,931,005.80 = 3,024,145.20 : x
  2. Step 2: Convert to fraction form
    7,284,421.20/10,931,005.80 = 3,024,145.20/x
  3. Step 3: Cross multiply
    7,284,421.20x = 10,931,005.80 × 3,024,145.20
  4. Step 4: Simplify right side
    7,284,421.20x = 33,056,948,721,242.16
  5. Step 5: Solve for x
    x = 33,056,948,721,242.16/7,284,421.20
  6. Step 6: Final answer
    x = 4,538,033.68

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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.