Home / 13,891,859.52-19,177,430.28-9,765,427.92

Finding the Fourth Proportional to 13,891,859.52, 19,177,430.28 and 9,765,427.92

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Solution

The fourth proportional to 13,891,859.52, 19,177,430.28 and 9,765,427.92 is: 13,480,975.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,859.52 : 19,177,430.28 = 9,765,427.92 : x
  2. Step 2: Convert to fraction form
    13,891,859.52/19,177,430.28 = 9,765,427.92/x
  3. Step 3: Cross multiply
    13,891,859.52x = 19,177,430.28 × 9,765,427.92
  4. Step 4: Simplify right side
    13,891,859.52x = 187,275,813,090,165.44
  5. Step 5: Solve for x
    x = 187,275,813,090,165.44/13,891,859.52
  6. Step 6: Final answer
    x = 13,480,975.16

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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.