Home / 5,182,730-7,151,719.08-3,347,268.40

Finding the Fourth Proportional to 5,182,730, 7,151,719.08 and 3,347,268.40

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Solution

The fourth proportional to 5,182,730, 7,151,719.08 and 3,347,268.40 is: 4,618,940.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,730 : 7,151,719.08 = 3,347,268.40 : x
  2. Step 2: Convert to fraction form
    5,182,730/7,151,719.08 = 3,347,268.40/x
  3. Step 3: Cross multiply
    5,182,730x = 7,151,719.08 × 3,347,268.40
  4. Step 4: Simplify right side
    5,182,730x = 23,938,723,282,161.07
  5. Step 5: Solve for x
    x = 23,938,723,282,161.07/5,182,730
  6. Step 6: Final answer
    x = 4,618,940.84

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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.