Home / 51,224,686.80-76,810,458.15-18,859,929.90

Finding the Fourth Proportional to 51,224,686.80, 76,810,458.15 and 18,859,929.90

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Solution

The fourth proportional to 51,224,686.80, 76,810,458.15 and 18,859,929.90 is: 28,280,111.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,224,686.80 : 76,810,458.15 = 18,859,929.90 : x
  2. Step 2: Convert to fraction form
    51,224,686.80/76,810,458.15 = 18,859,929.90/x
  3. Step 3: Cross multiply
    51,224,686.80x = 76,810,458.15 × 18,859,929.90
  4. Step 4: Simplify right side
    51,224,686.80x = 1,448,639,856,295,883.75
  5. Step 5: Solve for x
    x = 1,448,639,856,295,883.75/51,224,686.80
  6. Step 6: Final answer
    x = 28,280,111.54

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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.