Home / 20,155,938.06-30,233,930.58-5,009,869.56

Finding the Fourth Proportional to 20,155,938.06, 30,233,930.58 and 5,009,869.56

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Solution

The fourth proportional to 20,155,938.06, 30,233,930.58 and 5,009,869.56 is: 7,514,810.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,938.06 : 30,233,930.58 = 5,009,869.56 : x
  2. Step 2: Convert to fraction form
    20,155,938.06/30,233,930.58 = 5,009,869.56/x
  3. Step 3: Cross multiply
    20,155,938.06x = 30,233,930.58 × 5,009,869.56
  4. Step 4: Simplify right side
    20,155,938.06x = 151,468,048,491,895.12
  5. Step 5: Solve for x
    x = 151,468,048,491,895.12/20,155,938.06
  6. Step 6: Final answer
    x = 7,514,810.18

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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.