Home / 13,948,751.12-20,922,739.90-3,713,698.71

Finding the Fourth Proportional to 13,948,751.12, 20,922,739.90 and 3,713,698.71

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Solution

The fourth proportional to 13,948,751.12, 20,922,739.90 and 3,713,698.71 is: 5,570,445.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948,751.12 : 20,922,739.90 = 3,713,698.71 : x
  2. Step 2: Convert to fraction form
    13,948,751.12/20,922,739.90 = 3,713,698.71/x
  3. Step 3: Cross multiply
    13,948,751.12x = 20,922,739.90 × 3,713,698.71
  4. Step 4: Simplify right side
    13,948,751.12x = 77,700,752,167,011.28
  5. Step 5: Solve for x
    x = 77,700,752,167,011.28/13,948,751.12
  6. Step 6: Final answer
    x = 5,570,445.09

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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.