Home / 15,757,159.56-21,746,551.80-9,236,267.64

Finding the Fourth Proportional to 15,757,159.56, 21,746,551.80 and 9,236,267.64

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Solution

The fourth proportional to 15,757,159.56, 21,746,551.80 and 9,236,267.64 is: 12,747,029.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,757,159.56 : 21,746,551.80 = 9,236,267.64 : x
  2. Step 2: Convert to fraction form
    15,757,159.56/21,746,551.80 = 9,236,267.64/x
  3. Step 3: Cross multiply
    15,757,159.56x = 21,746,551.80 × 9,236,267.64
  4. Step 4: Simplify right side
    15,757,159.56x = 200,856,972,671,923.78
  5. Step 5: Solve for x
    x = 200,856,972,671,923.78/15,757,159.56
  6. Step 6: Final answer
    x = 12,747,029.18

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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.