Home / 21,807,726.70-30,094,868.34-12,018,523.36

Finding the Fourth Proportional to 21,807,726.70, 30,094,868.34 and 12,018,523.36

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Solution

The fourth proportional to 21,807,726.70, 30,094,868.34 and 12,018,523.36 is: 16,585,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,726.70 : 30,094,868.34 = 12,018,523.36 : x
  2. Step 2: Convert to fraction form
    21,807,726.70/30,094,868.34 = 12,018,523.36/x
  3. Step 3: Cross multiply
    21,807,726.70x = 30,094,868.34 × 12,018,523.36
  4. Step 4: Simplify right side
    21,807,726.70x = 361,695,878,160,414.38
  5. Step 5: Solve for x
    x = 361,695,878,160,414.38/21,807,726.70
  6. Step 6: Final answer
    x = 16,585,675.49

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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.