Home / 15,664,632.57-23,501,758.92-7,477,721.82

Finding the Fourth Proportional to 15,664,632.57, 23,501,758.92 and 7,477,721.82

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Solution

The fourth proportional to 15,664,632.57, 23,501,758.92 and 7,477,721.82 is: 11,218,878.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,664,632.57 : 23,501,758.92 = 7,477,721.82 : x
  2. Step 2: Convert to fraction form
    15,664,632.57/23,501,758.92 = 7,477,721.82/x
  3. Step 3: Cross multiply
    15,664,632.57x = 23,501,758.92 × 7,477,721.82
  4. Step 4: Simplify right side
    15,664,632.57x = 175,739,615,484,463.66
  5. Step 5: Solve for x
    x = 175,739,615,484,463.66/15,664,632.57
  6. Step 6: Final answer
    x = 11,218,878.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.