Home / 45,170,059.23-67,754,952.75-12,821,989.14

Finding the Fourth Proportional to 45,170,059.23, 67,754,952.75 and 12,821,989.14

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Solution

The fourth proportional to 45,170,059.23, 67,754,952.75 and 12,821,989.14 is: 19,232,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,170,059.23 : 67,754,952.75 = 12,821,989.14 : x
  2. Step 2: Convert to fraction form
    45,170,059.23/67,754,952.75 = 12,821,989.14/x
  3. Step 3: Cross multiply
    45,170,059.23x = 67,754,952.75 × 12,821,989.14
  4. Step 4: Simplify right side
    45,170,059.23x = 868,753,268,341,713.12
  5. Step 5: Solve for x
    x = 868,753,268,341,713.12/45,170,059.23
  6. Step 6: Final answer
    x = 19,232,945.08

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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.