Home / 5,120,549.48-7,066,572.96-2,945,093.24

Finding the Fourth Proportional to 5,120,549.48, 7,066,572.96 and 2,945,093.24

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Solution

The fourth proportional to 5,120,549.48, 7,066,572.96 and 2,945,093.24 is: 4,064,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,549.48 : 7,066,572.96 = 2,945,093.24 : x
  2. Step 2: Convert to fraction form
    5,120,549.48/7,066,572.96 = 2,945,093.24/x
  3. Step 3: Cross multiply
    5,120,549.48x = 7,066,572.96 × 2,945,093.24
  4. Step 4: Simplify right side
    5,120,549.48x = 20,811,716,254,462.79
  5. Step 5: Solve for x
    x = 20,811,716,254,462.79/5,120,549.48
  6. Step 6: Final answer
    x = 4,064,352.14

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1.5x scale

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.