Home / 5,173,218.48-7,136,569-4,019,402.64

Finding the Fourth Proportional to 5,173,218.48, 7,136,569 and 4,019,402.64

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Solution

The fourth proportional to 5,173,218.48, 7,136,569 and 4,019,402.64 is: 5,544,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,218.48 : 7,136,569 = 4,019,402.64 : x
  2. Step 2: Convert to fraction form
    5,173,218.48/7,136,569 = 4,019,402.64/x
  3. Step 3: Cross multiply
    5,173,218.48x = 7,136,569 × 4,019,402.64
  4. Step 4: Simplify right side
    5,173,218.48x = 28,684,744,279,142.16
  5. Step 5: Solve for x
    x = 28,684,744,279,142.16/5,173,218.48
  6. Step 6: Final answer
    x = 5,544,854.60

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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.