Home / 9,214,767.72-12,716,649.71-5,028,722.89

Finding the Fourth Proportional to 9,214,767.72, 12,716,649.71 and 5,028,722.89

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Solution

The fourth proportional to 9,214,767.72, 12,716,649.71 and 5,028,722.89 is: 6,939,785.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,767.72 : 12,716,649.71 = 5,028,722.89 : x
  2. Step 2: Convert to fraction form
    9,214,767.72/12,716,649.71 = 5,028,722.89/x
  3. Step 3: Cross multiply
    9,214,767.72x = 12,716,649.71 × 5,028,722.89
  4. Step 4: Simplify right side
    9,214,767.72x = 63,948,507,461,569.05
  5. Step 5: Solve for x
    x = 63,948,507,461,569.05/9,214,767.72
  6. Step 6: Final answer
    x = 6,939,785.07

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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.