Home / 34,163,544.20-47,145,290.10-18,693,451.40

Finding the Fourth Proportional to 34,163,544.20, 47,145,290.10 and 18,693,451.40

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Solution

The fourth proportional to 34,163,544.20, 47,145,290.10 and 18,693,451.40 is: 25,796,743.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,163,544.20 : 47,145,290.10 = 18,693,451.40 : x
  2. Step 2: Convert to fraction form
    34,163,544.20/47,145,290.10 = 18,693,451.40/x
  3. Step 3: Cross multiply
    34,163,544.20x = 47,145,290.10 × 18,693,451.40
  4. Step 4: Simplify right side
    34,163,544.20x = 881,308,189,223,251.12
  5. Step 5: Solve for x
    x = 881,308,189,223,251.12/34,163,544.20
  6. Step 6: Final answer
    x = 25,796,743.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.