Home / 43,083,065.40-64,656,090.90-30,328,481.40

Finding the Fourth Proportional to 43,083,065.40, 64,656,090.90 and 30,328,481.40

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Solution

The fourth proportional to 43,083,065.40, 64,656,090.90 and 30,328,481.40 is: 45,514,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,083,065.40 : 64,656,090.90 = 30,328,481.40 : x
  2. Step 2: Convert to fraction form
    43,083,065.40/64,656,090.90 = 30,328,481.40/x
  3. Step 3: Cross multiply
    43,083,065.40x = 64,656,090.90 × 30,328,481.40
  4. Step 4: Simplify right side
    43,083,065.40x = 1,960,921,050,257,359
  5. Step 5: Solve for x
    x = 1,960,921,050,257,359/43,083,065.40
  6. Step 6: Final answer
    x = 45,514,891.57

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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.