Home / 22,428,057.60-33,642,086.40-13,818,713.40

Finding the Fourth Proportional to 22,428,057.60, 33,642,086.40 and 13,818,713.40

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Solution

The fourth proportional to 22,428,057.60, 33,642,086.40 and 13,818,713.40 is: 20,728,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,057.60 : 33,642,086.40 = 13,818,713.40 : x
  2. Step 2: Convert to fraction form
    22,428,057.60/33,642,086.40 = 13,818,713.40/x
  3. Step 3: Cross multiply
    22,428,057.60x = 33,642,086.40 × 13,818,713.40
  4. Step 4: Simplify right side
    22,428,057.60x = 464,890,350,139,637.75
  5. Step 5: Solve for x
    x = 464,890,350,139,637.75/22,428,057.60
  6. Step 6: Final answer
    x = 20,728,070.10

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1.5x scale

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.