Home / 28,145,456.76-38,820,707.34-25,829,827.04

Finding the Fourth Proportional to 28,145,456.76, 38,820,707.34 and 25,829,827.04

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Solution

The fourth proportional to 28,145,456.76, 38,820,707.34 and 25,829,827.04 is: 35,626,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,145,456.76 : 38,820,707.34 = 25,829,827.04 : x
  2. Step 2: Convert to fraction form
    28,145,456.76/38,820,707.34 = 25,829,827.04/x
  3. Step 3: Cross multiply
    28,145,456.76x = 38,820,707.34 × 25,829,827.04
  4. Step 4: Simplify right side
    28,145,456.76x = 1,002,732,156,162,658.50
  5. Step 5: Solve for x
    x = 1,002,732,156,162,658.50/28,145,456.76
  6. Step 6: Final answer
    x = 35,626,785.69

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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.