Home / 13,849,993.72-20,775,285.90-4,752,051.88

Finding the Fourth Proportional to 13,849,993.72, 20,775,285.90 and 4,752,051.88

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Solution

The fourth proportional to 13,849,993.72, 20,775,285.90 and 4,752,051.88 is: 7,128,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849,993.72 : 20,775,285.90 = 4,752,051.88 : x
  2. Step 2: Convert to fraction form
    13,849,993.72/20,775,285.90 = 4,752,051.88/x
  3. Step 3: Cross multiply
    13,849,993.72x = 20,775,285.90 × 4,752,051.88
  4. Step 4: Simplify right side
    13,849,993.72x = 98,725,236,418,632.48
  5. Step 5: Solve for x
    x = 98,725,236,418,632.48/13,849,993.72
  6. Step 6: Final answer
    x = 7,128,179.15

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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.