Home / 73,410,705.81-101,309,373.23-40,373,512.11

Finding the Fourth Proportional to 73,410,705.81, 101,309,373.23 and 40,373,512.11

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Solution

The fourth proportional to 73,410,705.81, 101,309,373.23 and 40,373,512.11 is: 55,716,876.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,410,705.81 : 101,309,373.23 = 40,373,512.11 : x
  2. Step 2: Convert to fraction form
    73,410,705.81/101,309,373.23 = 40,373,512.11/x
  3. Step 3: Cross multiply
    73,410,705.81x = 101,309,373.23 × 40,373,512.11
  4. Step 4: Simplify right side
    73,410,705.81x = 4,090,215,206,756,047
  5. Step 5: Solve for x
    x = 4,090,215,206,756,047/73,410,705.81
  6. Step 6: Final answer
    x = 55,716,876.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.