Home / 38,515,056.78-57,772,581.67-16,949,658.47

Finding the Fourth Proportional to 38,515,056.78, 57,772,581.67 and 16,949,658.47

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Solution

The fourth proportional to 38,515,056.78, 57,772,581.67 and 16,949,658.47 is: 25,424,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,515,056.78 : 57,772,581.67 = 16,949,658.47 : x
  2. Step 2: Convert to fraction form
    38,515,056.78/57,772,581.67 = 16,949,658.47/x
  3. Step 3: Cross multiply
    38,515,056.78x = 57,772,581.67 × 16,949,658.47
  4. Step 4: Simplify right side
    38,515,056.78x = 979,225,527,863,071
  5. Step 5: Solve for x
    x = 979,225,527,863,071/38,515,056.78
  6. Step 6: Final answer
    x = 25,424,486.16

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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.