Home / 31,561,703.60-47,339,056.20-25,872,004.40

Finding the Fourth Proportional to 31,561,703.60, 47,339,056.20 and 25,872,004.40

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Solution

The fourth proportional to 31,561,703.60, 47,339,056.20 and 25,872,004.40 is: 38,805,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,561,703.60 : 47,339,056.20 = 25,872,004.40 : x
  2. Step 2: Convert to fraction form
    31,561,703.60/47,339,056.20 = 25,872,004.40/x
  3. Step 3: Cross multiply
    31,561,703.60x = 47,339,056.20 × 25,872,004.40
  4. Step 4: Simplify right side
    31,561,703.60x = 1,224,756,270,298,247.25
  5. Step 5: Solve for x
    x = 1,224,756,270,298,247.25/31,561,703.60
  6. Step 6: Final answer
    x = 38,805,138.21

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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.