Home / 22,116,455.46-30,520,851.03-12,327,521.22

Finding the Fourth Proportional to 22,116,455.46, 30,520,851.03 and 12,327,521.22

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Solution

The fourth proportional to 22,116,455.46, 30,520,851.03 and 12,327,521.22 is: 17,012,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,116,455.46 : 30,520,851.03 = 12,327,521.22 : x
  2. Step 2: Convert to fraction form
    22,116,455.46/30,520,851.03 = 12,327,521.22/x
  3. Step 3: Cross multiply
    22,116,455.46x = 30,520,851.03 × 12,327,521.22
  4. Step 4: Simplify right side
    22,116,455.46x = 376,246,438,724,783.88
  5. Step 5: Solve for x
    x = 376,246,438,724,783.88/22,116,455.46
  6. Step 6: Final answer
    x = 17,012,058.71

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1.5x scale

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.