Home / 20,383,625.18-28,130,566.67-11,683,247.10

Finding the Fourth Proportional to 20,383,625.18, 28,130,566.67 and 11,683,247.10

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Solution

The fourth proportional to 20,383,625.18, 28,130,566.67 and 11,683,247.10 is: 16,123,548.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,383,625.18 : 28,130,566.67 = 11,683,247.10 : x
  2. Step 2: Convert to fraction form
    20,383,625.18/28,130,566.67 = 11,683,247.10/x
  3. Step 3: Cross multiply
    20,383,625.18x = 28,130,566.67 × 11,683,247.10
  4. Step 4: Simplify right side
    20,383,625.18x = 328,656,361,454,030.06
  5. Step 5: Solve for x
    x = 328,656,361,454,030.06/20,383,625.18
  6. Step 6: Final answer
    x = 16,123,548.12

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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.