Home / 12,774,580.54-17,626,595.75-7,191,958.91

Finding the Fourth Proportional to 12,774,580.54, 17,626,595.75 and 7,191,958.91

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Solution

The fourth proportional to 12,774,580.54, 17,626,595.75 and 7,191,958.91 is: 9,923,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,580.54 : 17,626,595.75 = 7,191,958.91 : x
  2. Step 2: Convert to fraction form
    12,774,580.54/17,626,595.75 = 7,191,958.91/x
  3. Step 3: Cross multiply
    12,774,580.54x = 17,626,595.75 × 7,191,958.91
  4. Step 4: Simplify right side
    12,774,580.54x = 126,769,752,404,061.92
  5. Step 5: Solve for x
    x = 126,769,752,404,061.92/12,774,580.54
  6. Step 6: Final answer
    x = 9,923,594.13

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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.