Home / 22,467,643.32-31,005,254.70-12,154,342.20

Finding the Fourth Proportional to 22,467,643.32, 31,005,254.70 and 12,154,342.20

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Solution

The fourth proportional to 22,467,643.32, 31,005,254.70 and 12,154,342.20 is: 16,772,941.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,467,643.32 : 31,005,254.70 = 12,154,342.20 : x
  2. Step 2: Convert to fraction form
    22,467,643.32/31,005,254.70 = 12,154,342.20/x
  3. Step 3: Cross multiply
    22,467,643.32x = 31,005,254.70 × 12,154,342.20
  4. Step 4: Simplify right side
    22,467,643.32x = 376,848,475,621,958.31
  5. Step 5: Solve for x
    x = 376,848,475,621,958.31/22,467,643.32
  6. Step 6: Final answer
    x = 16,772,941.88

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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.