Home / 5,107,339.83-7,048,176.51-2,815,582.53

Finding the Fourth Proportional to 5,107,339.83, 7,048,176.51 and 2,815,582.53

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Solution

The fourth proportional to 5,107,339.83, 7,048,176.51 and 2,815,582.53 is: 3,885,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,339.83 : 7,048,176.51 = 2,815,582.53 : x
  2. Step 2: Convert to fraction form
    5,107,339.83/7,048,176.51 = 2,815,582.53/x
  3. Step 3: Cross multiply
    5,107,339.83x = 7,048,176.51 × 2,815,582.53
  4. Step 4: Simplify right side
    5,107,339.83x = 19,844,722,649,912.37
  5. Step 5: Solve for x
    x = 19,844,722,649,912.37/5,107,339.83
  6. Step 6: Final answer
    x = 3,885,530.10

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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.