Home / 53,901,987.90-80,863,479.45-15,564,752.70

Finding the Fourth Proportional to 53,901,987.90, 80,863,479.45 and 15,564,752.70

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Solution

The fourth proportional to 53,901,987.90, 80,863,479.45 and 15,564,752.70 is: 23,350,160.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901,987.90 : 80,863,479.45 = 15,564,752.70 : x
  2. Step 2: Convert to fraction form
    53,901,987.90/80,863,479.45 = 15,564,752.70/x
  3. Step 3: Cross multiply
    53,901,987.90x = 80,863,479.45 × 15,564,752.70
  4. Step 4: Simplify right side
    53,901,987.90x = 1,258,620,060,100,782
  5. Step 5: Solve for x
    x = 1,258,620,060,100,782/53,901,987.90
  6. Step 6: Final answer
    x = 23,350,160.34

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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.