Home / 30,390,731.27-41,939,222.12-16,452,086

Finding the Fourth Proportional to 30,390,731.27, 41,939,222.12 and 16,452,086

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Solution

The fourth proportional to 30,390,731.27, 41,939,222.12 and 16,452,086 is: 22,703,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,390,731.27 : 41,939,222.12 = 16,452,086 : x
  2. Step 2: Convert to fraction form
    30,390,731.27/41,939,222.12 = 16,452,086/x
  3. Step 3: Cross multiply
    30,390,731.27x = 41,939,222.12 × 16,452,086
  4. Step 4: Simplify right side
    30,390,731.27x = 689,987,689,091,342.25
  5. Step 5: Solve for x
    x = 689,987,689,091,342.25/30,390,731.27
  6. Step 6: Final answer
    x = 22,703,885.70

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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.