Home / 15,624,176.24-21,561,535.65-8,654,960.54

Finding the Fourth Proportional to 15,624,176.24, 21,561,535.65 and 8,654,960.54

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Solution

The fourth proportional to 15,624,176.24, 21,561,535.65 and 8,654,960.54 is: 11,943,941.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624,176.24 : 21,561,535.65 = 8,654,960.54 : x
  2. Step 2: Convert to fraction form
    15,624,176.24/21,561,535.65 = 8,654,960.54/x
  3. Step 3: Cross multiply
    15,624,176.24x = 21,561,535.65 × 8,654,960.54
  4. Step 4: Simplify right side
    15,624,176.24x = 186,614,240,209,587.22
  5. Step 5: Solve for x
    x = 186,614,240,209,587.22/15,624,176.24
  6. Step 6: Final answer
    x = 11,943,941.07

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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.