Home / 22,839,904.32-31,516,162.56-13,050,981.60

Finding the Fourth Proportional to 22,839,904.32, 31,516,162.56 and 13,050,981.60

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Solution

The fourth proportional to 22,839,904.32, 31,516,162.56 and 13,050,981.60 is: 18,008,694.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,839,904.32 : 31,516,162.56 = 13,050,981.60 : x
  2. Step 2: Convert to fraction form
    22,839,904.32/31,516,162.56 = 13,050,981.60/x
  3. Step 3: Cross multiply
    22,839,904.32x = 31,516,162.56 × 13,050,981.60
  4. Step 4: Simplify right side
    22,839,904.32x = 411,316,857,673,168.88
  5. Step 5: Solve for x
    x = 411,316,857,673,168.88/22,839,904.32
  6. Step 6: Final answer
    x = 18,008,694.43

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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.