Home / 22,428,042.60-33,642,063.90-13,818,698.40

Finding the Fourth Proportional to 22,428,042.60, 33,642,063.90 and 13,818,698.40

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Solution

The fourth proportional to 22,428,042.60, 33,642,063.90 and 13,818,698.40 is: 20,728,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,042.60 : 33,642,063.90 = 13,818,698.40 : x
  2. Step 2: Convert to fraction form
    22,428,042.60/33,642,063.90 = 13,818,698.40/x
  3. Step 3: Cross multiply
    22,428,042.60x = 33,642,063.90 × 13,818,698.40
  4. Step 4: Simplify right side
    22,428,042.60x = 464,889,534,587,627.75
  5. Step 5: Solve for x
    x = 464,889,534,587,627.75/22,428,042.60
  6. Step 6: Final answer
    x = 20,728,047.60

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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.