Home / 6,220,138.96-8,583,831.71-3,467,001.21

Finding the Fourth Proportional to 6,220,138.96, 8,583,831.71 and 3,467,001.21

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Solution

The fourth proportional to 6,220,138.96, 8,583,831.71 and 3,467,001.21 is: 4,784,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220,138.96 : 8,583,831.71 = 3,467,001.21 : x
  2. Step 2: Convert to fraction form
    6,220,138.96/8,583,831.71 = 3,467,001.21/x
  3. Step 3: Cross multiply
    6,220,138.96x = 8,583,831.71 × 3,467,001.21
  4. Step 4: Simplify right side
    6,220,138.96x = 29,760,154,902,875.21
  5. Step 5: Solve for x
    x = 29,760,154,902,875.21/6,220,138.96
  6. Step 6: Final answer
    x = 4,784,483.93

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Double scale
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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.