Home / 40,446,005.20-60,669,007.80-38,556,437.20

Finding the Fourth Proportional to 40,446,005.20, 60,669,007.80 and 38,556,437.20

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Solution

The fourth proportional to 40,446,005.20, 60,669,007.80 and 38,556,437.20 is: 57,834,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,446,005.20 : 60,669,007.80 = 38,556,437.20 : x
  2. Step 2: Convert to fraction form
    40,446,005.20/60,669,007.80 = 38,556,437.20/x
  3. Step 3: Cross multiply
    40,446,005.20x = 60,669,007.80 × 38,556,437.20
  4. Step 4: Simplify right side
    40,446,005.20x = 2,339,180,789,227,010
  5. Step 5: Solve for x
    x = 2,339,180,789,227,010/40,446,005.20
  6. Step 6: Final answer
    x = 57,834,655.80

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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.