Home / 60,632,105.40-90,948,935.70-20,242,589.40

Finding the Fourth Proportional to 60,632,105.40, 90,948,935.70 and 20,242,589.40

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Solution

The fourth proportional to 60,632,105.40, 90,948,935.70 and 20,242,589.40 is: 30,364,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,632,105.40 : 90,948,935.70 = 20,242,589.40 : x
  2. Step 2: Convert to fraction form
    60,632,105.40/90,948,935.70 = 20,242,589.40/x
  3. Step 3: Cross multiply
    60,632,105.40x = 90,948,935.70 × 20,242,589.40
  4. Step 4: Simplify right side
    60,632,105.40x = 1,841,041,961,742,101.50
  5. Step 5: Solve for x
    x = 1,841,041,961,742,101.50/60,632,105.40
  6. Step 6: Final answer
    x = 30,364,143.71

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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.