Home / 8,350,902.13-11,520,149.74-7,246,783.86

Finding the Fourth Proportional to 8,350,902.13, 11,520,149.74 and 7,246,783.86

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Solution

The fourth proportional to 8,350,902.13, 11,520,149.74 and 7,246,783.86 is: 9,997,007.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350,902.13 : 11,520,149.74 = 7,246,783.86 : x
  2. Step 2: Convert to fraction form
    8,350,902.13/11,520,149.74 = 7,246,783.86/x
  3. Step 3: Cross multiply
    8,350,902.13x = 11,520,149.74 × 7,246,783.86
  4. Step 4: Simplify right side
    8,350,902.13x = 83,484,035,182,498.25
  5. Step 5: Solve for x
    x = 83,484,035,182,498.25/8,350,902.13
  6. Step 6: Final answer
    x = 9,997,007.98

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1.5x scale

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.