Home / 60,504,139.40-90,744,399.30-20,114,623.40

Finding the Fourth Proportional to 60,504,139.40, 90,744,399.30 and 20,114,623.40

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Solution

The fourth proportional to 60,504,139.40, 90,744,399.30 and 20,114,623.40 is: 30,168,008.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,504,139.40 : 90,744,399.30 = 20,114,623.40 : x
  2. Step 2: Convert to fraction form
    60,504,139.40/90,744,399.30 = 20,114,623.40/x
  3. Step 3: Cross multiply
    60,504,139.40x = 90,744,399.30 × 20,114,623.40
  4. Step 4: Simplify right side
    60,504,139.40x = 1,825,289,417,578,723.50
  5. Step 5: Solve for x
    x = 1,825,289,417,578,723.50/60,504,139.40
  6. Step 6: Final answer
    x = 30,168,008.93

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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.