Home / 5,096,925.40-7,032,173.72-2,891,425.20

Finding the Fourth Proportional to 5,096,925.40, 7,032,173.72 and 2,891,425.20

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Solution

The fourth proportional to 5,096,925.40, 7,032,173.72 and 2,891,425.20 is: 3,989,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,096,925.40 : 7,032,173.72 = 2,891,425.20 : x
  2. Step 2: Convert to fraction form
    5,096,925.40/7,032,173.72 = 2,891,425.20/x
  3. Step 3: Cross multiply
    5,096,925.40x = 7,032,173.72 × 2,891,425.20
  4. Step 4: Simplify right side
    5,096,925.40x = 20,333,004,311,646.07
  5. Step 5: Solve for x
    x = 20,333,004,311,646.07/5,096,925.40
  6. Step 6: Final answer
    x = 3,989,268.57

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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.