Home / 22,773,669.58-31,426,882.38-12,987,263.54

Finding the Fourth Proportional to 22,773,669.58, 31,426,882.38 and 12,987,263.54

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Solution

The fourth proportional to 22,773,669.58, 31,426,882.38 and 12,987,263.54 is: 17,921,977.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,773,669.58 : 31,426,882.38 = 12,987,263.54 : x
  2. Step 2: Convert to fraction form
    22,773,669.58/31,426,882.38 = 12,987,263.54/x
  3. Step 3: Cross multiply
    22,773,669.58x = 31,426,882.38 × 12,987,263.54
  4. Step 4: Simplify right side
    22,773,669.58x = 408,149,203,709,642.38
  5. Step 5: Solve for x
    x = 408,149,203,709,642.38/22,773,669.58
  6. Step 6: Final answer
    x = 17,921,977.93

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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.