Home / 31,426,322.74-47,141,476.56-9,861,775.54

Finding the Fourth Proportional to 31,426,322.74, 47,141,476.56 and 9,861,775.54

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Solution

The fourth proportional to 31,426,322.74, 47,141,476.56 and 9,861,775.54 is: 14,793,288.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,426,322.74 : 47,141,476.56 = 9,861,775.54 : x
  2. Step 2: Convert to fraction form
    31,426,322.74/47,141,476.56 = 9,861,775.54/x
  3. Step 3: Cross multiply
    31,426,322.74x = 47,141,476.56 × 9,861,775.54
  4. Step 4: Simplify right side
    31,426,322.74x = 464,898,660,458,891.31
  5. Step 5: Solve for x
    x = 464,898,660,458,891.31/31,426,322.74
  6. Step 6: Final answer
    x = 14,793,288.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.