Home / 31,561,702.60-47,339,054.70-25,872,003.40

Finding the Fourth Proportional to 31,561,702.60, 47,339,054.70 and 25,872,003.40

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Solution

The fourth proportional to 31,561,702.60, 47,339,054.70 and 25,872,003.40 is: 38,805,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,561,702.60 : 47,339,054.70 = 25,872,003.40 : x
  2. Step 2: Convert to fraction form
    31,561,702.60/47,339,054.70 = 25,872,003.40/x
  3. Step 3: Cross multiply
    31,561,702.60x = 47,339,054.70 × 25,872,003.40
  4. Step 4: Simplify right side
    31,561,702.60x = 1,224,756,184,151,186
  5. Step 5: Solve for x
    x = 1,224,756,184,151,186/31,561,702.60
  6. Step 6: Final answer
    x = 38,805,136.71

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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.