Home / 57,506,604.16-79,224,249.36-40,071,314.56

Finding the Fourth Proportional to 57,506,604.16, 79,224,249.36 and 40,071,314.56

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Solution

The fourth proportional to 57,506,604.16, 79,224,249.36 and 40,071,314.56 is: 55,204,438.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,506,604.16 : 79,224,249.36 = 40,071,314.56 : x
  2. Step 2: Convert to fraction form
    57,506,604.16/79,224,249.36 = 40,071,314.56/x
  3. Step 3: Cross multiply
    57,506,604.16x = 79,224,249.36 × 40,071,314.56
  4. Step 4: Simplify right side
    57,506,604.16x = 3,174,619,816,884,439
  5. Step 5: Solve for x
    x = 3,174,619,816,884,439/57,506,604.16
  6. Step 6: Final answer
    x = 55,204,438.92

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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.