Home / 34,109,864.64-47,071,439.28-20,176,225.20

Finding the Fourth Proportional to 34,109,864.64, 47,071,439.28 and 20,176,225.20

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Solution

The fourth proportional to 34,109,864.64, 47,071,439.28 and 20,176,225.20 is: 27,843,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,109,864.64 : 47,071,439.28 = 20,176,225.20 : x
  2. Step 2: Convert to fraction form
    34,109,864.64/47,071,439.28 = 20,176,225.20/x
  3. Step 3: Cross multiply
    34,109,864.64x = 47,071,439.28 × 20,176,225.20
  4. Step 4: Simplify right side
    34,109,864.64x = 949,723,959,401,405.88
  5. Step 5: Solve for x
    x = 949,723,959,401,405.88/34,109,864.64
  6. Step 6: Final answer
    x = 27,843,087.90

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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.