Home / 31,918,362.29-47,884,268.48-10,351,282.31

Finding the Fourth Proportional to 31,918,362.29, 47,884,268.48 and 10,351,282.31

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Solution

The fourth proportional to 31,918,362.29, 47,884,268.48 and 10,351,282.31 is: 15,529,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918,362.29 : 47,884,268.48 = 10,351,282.31 : x
  2. Step 2: Convert to fraction form
    31,918,362.29/47,884,268.48 = 10,351,282.31/x
  3. Step 3: Cross multiply
    31,918,362.29x = 47,884,268.48 × 10,351,282.31
  4. Step 4: Simplify right side
    31,918,362.29x = 495,663,581,132,702.88
  5. Step 5: Solve for x
    x = 495,663,581,132,702.88/31,918,362.29
  6. Step 6: Final answer
    x = 15,529,104.43

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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.