Home / 65,759,938.20-98,646,128.10-17,890,882.20

Finding the Fourth Proportional to 65,759,938.20, 98,646,128.10 and 17,890,882.20

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Solution

The fourth proportional to 65,759,938.20, 98,646,128.10 and 17,890,882.20 is: 26,838,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,759,938.20 : 98,646,128.10 = 17,890,882.20 : x
  2. Step 2: Convert to fraction form
    65,759,938.20/98,646,128.10 = 17,890,882.20/x
  3. Step 3: Cross multiply
    65,759,938.20x = 98,646,128.10 × 17,890,882.20
  4. Step 4: Simplify right side
    65,759,938.20x = 1,764,866,257,323,209.75
  5. Step 5: Solve for x
    x = 1,764,866,257,323,209.75/65,759,938.20
  6. Step 6: Final answer
    x = 26,838,015.75

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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.