Home / 5,239,614.72-7,230,667.20-2,916,457.14

Finding the Fourth Proportional to 5,239,614.72, 7,230,667.20 and 2,916,457.14

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Solution

The fourth proportional to 5,239,614.72, 7,230,667.20 and 2,916,457.14 is: 4,024,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,614.72 : 7,230,667.20 = 2,916,457.14 : x
  2. Step 2: Convert to fraction form
    5,239,614.72/7,230,667.20 = 2,916,457.14/x
  3. Step 3: Cross multiply
    5,239,614.72x = 7,230,667.20 × 2,916,457.14
  4. Step 4: Simplify right side
    5,239,614.72x = 21,087,930,982,403.81
  5. Step 5: Solve for x
    x = 21,087,930,982,403.81/5,239,614.72
  6. Step 6: Final answer
    x = 4,024,710.23

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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.