Home / 20,641,628.62-30,962,541.80-6,264,820.97

Finding the Fourth Proportional to 20,641,628.62, 30,962,541.80 and 6,264,820.97

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Solution

The fourth proportional to 20,641,628.62, 30,962,541.80 and 6,264,820.97 is: 9,397,261.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,641,628.62 : 30,962,541.80 = 6,264,820.97 : x
  2. Step 2: Convert to fraction form
    20,641,628.62/30,962,541.80 = 6,264,820.97/x
  3. Step 3: Cross multiply
    20,641,628.62x = 30,962,541.80 × 6,264,820.97
  4. Step 4: Simplify right side
    20,641,628.62x = 193,974,781,130,100.41
  5. Step 5: Solve for x
    x = 193,974,781,130,100.41/20,641,628.62
  6. Step 6: Final answer
    x = 9,397,261.46

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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.