Home / 65,631,769.20-98,447,653.80-17,762,713.20

Finding the Fourth Proportional to 65,631,769.20, 98,447,653.80 and 17,762,713.20

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Solution

The fourth proportional to 65,631,769.20, 98,447,653.80 and 17,762,713.20 is: 26,644,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,631,769.20 : 98,447,653.80 = 17,762,713.20 : x
  2. Step 2: Convert to fraction form
    65,631,769.20/98,447,653.80 = 17,762,713.20/x
  3. Step 3: Cross multiply
    65,631,769.20x = 98,447,653.80 × 17,762,713.20
  4. Step 4: Simplify right side
    65,631,769.20x = 1,748,697,439,662,290
  5. Step 5: Solve for x
    x = 1,748,697,439,662,290/65,631,769.20
  6. Step 6: Final answer
    x = 26,644,069.80

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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.