Home / 7,341,978.28-11,013,184.56-3,504,205.12

Finding the Fourth Proportional to 7,341,978.28, 11,013,184.56 and 3,504,205.12

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Solution

The fourth proportional to 7,341,978.28, 11,013,184.56 and 3,504,205.12 is: 5,256,411.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,978.28 : 11,013,184.56 = 3,504,205.12 : x
  2. Step 2: Convert to fraction form
    7,341,978.28/11,013,184.56 = 3,504,205.12/x
  3. Step 3: Cross multiply
    7,341,978.28x = 11,013,184.56 × 3,504,205.12
  4. Step 4: Simplify right side
    7,341,978.28x = 38,592,457,722,656.95
  5. Step 5: Solve for x
    x = 38,592,457,722,656.95/7,341,978.28
  6. Step 6: Final answer
    x = 5,256,411.32

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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.