Home / 8,223,157.20-11,344,155.93-5,323,486.80

Finding the Fourth Proportional to 8,223,157.20, 11,344,155.93 and 5,323,486.80

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Solution

The fourth proportional to 8,223,157.20, 11,344,155.93 and 5,323,486.80 is: 7,343,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223,157.20 : 11,344,155.93 = 5,323,486.80 : x
  2. Step 2: Convert to fraction form
    8,223,157.20/11,344,155.93 = 5,323,486.80/x
  3. Step 3: Cross multiply
    8,223,157.20x = 11,344,155.93 × 5,323,486.80
  4. Step 4: Simplify right side
    8,223,157.20x = 60,390,464,350,496.72
  5. Step 5: Solve for x
    x = 60,390,464,350,496.72/8,223,157.20
  6. Step 6: Final answer
    x = 7,343,951.10

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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.