Home / 31,557,222.54-47,299,955.67-13,350,053.88

Finding the Fourth Proportional to 31,557,222.54, 47,299,955.67 and 13,350,053.88

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Solution

The fourth proportional to 31,557,222.54, 47,299,955.67 and 13,350,053.88 is: 20,009,902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,557,222.54 : 47,299,955.67 = 13,350,053.88 : x
  2. Step 2: Convert to fraction form
    31,557,222.54/47,299,955.67 = 13,350,053.88/x
  3. Step 3: Cross multiply
    31,557,222.54x = 47,299,955.67 × 13,350,053.88
  4. Step 4: Simplify right side
    31,557,222.54x = 631,456,956,716,111.50
  5. Step 5: Solve for x
    x = 631,456,956,716,111.50/31,557,222.54
  6. Step 6: Final answer
    x = 20,009,902.83

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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.