Home / 5,413,088.70-7,470,858.15-3,120,801.66

Finding the Fourth Proportional to 5,413,088.70, 7,470,858.15 and 3,120,801.66

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Solution

The fourth proportional to 5,413,088.70, 7,470,858.15 and 3,120,801.66 is: 4,307,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413,088.70 : 7,470,858.15 = 3,120,801.66 : x
  2. Step 2: Convert to fraction form
    5,413,088.70/7,470,858.15 = 3,120,801.66/x
  3. Step 3: Cross multiply
    5,413,088.70x = 7,470,858.15 × 3,120,801.66
  4. Step 4: Simplify right side
    5,413,088.70x = 23,315,066,516,144.53
  5. Step 5: Solve for x
    x = 23,315,066,516,144.53/5,413,088.70
  6. Step 6: Final answer
    x = 4,307,165.06

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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.