Home / 20,165,086.68-30,247,474.50-5,018,916.12

Finding the Fourth Proportional to 20,165,086.68, 30,247,474.50 and 5,018,916.12

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Solution

The fourth proportional to 20,165,086.68, 30,247,474.50 and 5,018,916.12 is: 7,528,335.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,086.68 : 30,247,474.50 = 5,018,916.12 : x
  2. Step 2: Convert to fraction form
    20,165,086.68/30,247,474.50 = 5,018,916.12/x
  3. Step 3: Cross multiply
    20,165,086.68x = 30,247,474.50 × 5,018,916.12
  4. Step 4: Simplify right side
    20,165,086.68x = 151,809,537,357,338.94
  5. Step 5: Solve for x
    x = 151,809,537,357,338.94/20,165,086.68
  6. Step 6: Final answer
    x = 7,528,335.47

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1.5x scale

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.