Home / 34,036,658.45-51,065,388.07-20,404,980.53

Finding the Fourth Proportional to 34,036,658.45, 51,065,388.07 and 20,404,980.53

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Solution

The fourth proportional to 34,036,658.45, 51,065,388.07 and 20,404,980.53 is: 30,613,705.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,036,658.45 : 51,065,388.07 = 20,404,980.53 : x
  2. Step 2: Convert to fraction form
    34,036,658.45/51,065,388.07 = 20,404,980.53/x
  3. Step 3: Cross multiply
    34,036,658.45x = 51,065,388.07 × 20,404,980.53
  4. Step 4: Simplify right side
    34,036,658.45x = 1,041,988,249,210,400.12
  5. Step 5: Solve for x
    x = 1,041,988,249,210,400.12/34,036,658.45
  6. Step 6: Final answer
    x = 30,613,705.83

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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.