Home / 22,421,682.32-30,941,921.28-12,108,405.12

Finding the Fourth Proportional to 22,421,682.32, 30,941,921.28 and 12,108,405.12

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Solution

The fourth proportional to 22,421,682.32, 30,941,921.28 and 12,108,405.12 is: 16,709,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,682.32 : 30,941,921.28 = 12,108,405.12 : x
  2. Step 2: Convert to fraction form
    22,421,682.32/30,941,921.28 = 12,108,405.12/x
  3. Step 3: Cross multiply
    22,421,682.32x = 30,941,921.28 × 12,108,405.12
  4. Step 4: Simplify right side
    22,421,682.32x = 374,657,318,049,388.94
  5. Step 5: Solve for x
    x = 374,657,318,049,388.94/22,421,682.32
  6. Step 6: Final answer
    x = 16,709,598.89

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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.