Home / 13,888,097.22-19,172,220.03-9,249,601.44

Finding the Fourth Proportional to 13,888,097.22, 19,172,220.03 and 9,249,601.44

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Solution

The fourth proportional to 13,888,097.22, 19,172,220.03 and 9,249,601.44 is: 12,768,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888,097.22 : 19,172,220.03 = 9,249,601.44 : x
  2. Step 2: Convert to fraction form
    13,888,097.22/19,172,220.03 = 9,249,601.44/x
  3. Step 3: Cross multiply
    13,888,097.22x = 19,172,220.03 × 9,249,601.44
  4. Step 4: Simplify right side
    13,888,097.22x = 177,335,394,104,066.69
  5. Step 5: Solve for x
    x = 177,335,394,104,066.69/13,888,097.22
  6. Step 6: Final answer
    x = 12,768,876.20

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1.5x scale

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.