Home / 8,687,202.81-11,988,180.32-4,819,640.93

Finding the Fourth Proportional to 8,687,202.81, 11,988,180.32 and 4,819,640.93

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Solution

The fourth proportional to 8,687,202.81, 11,988,180.32 and 4,819,640.93 is: 6,651,015.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,202.81 : 11,988,180.32 = 4,819,640.93 : x
  2. Step 2: Convert to fraction form
    8,687,202.81/11,988,180.32 = 4,819,640.93/x
  3. Step 3: Cross multiply
    8,687,202.81x = 11,988,180.32 × 4,819,640.93
  4. Step 4: Simplify right side
    8,687,202.81x = 57,778,724,546,492.49
  5. Step 5: Solve for x
    x = 57,778,724,546,492.49/8,687,202.81
  6. Step 6: Final answer
    x = 6,651,015.96

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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.