Home / 10,883,683.79-15,019,030.06-5,922,144.62

Finding the Fourth Proportional to 10,883,683.79, 15,019,030.06 and 5,922,144.62

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Solution

The fourth proportional to 10,883,683.79, 15,019,030.06 and 5,922,144.62 is: 8,172,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883,683.79 : 15,019,030.06 = 5,922,144.62 : x
  2. Step 2: Convert to fraction form
    10,883,683.79/15,019,030.06 = 5,922,144.62/x
  3. Step 3: Cross multiply
    10,883,683.79x = 15,019,030.06 × 5,922,144.62
  4. Step 4: Simplify right side
    10,883,683.79x = 88,944,867,980,453.06
  5. Step 5: Solve for x
    x = 88,944,867,980,453.06/10,883,683.79
  6. Step 6: Final answer
    x = 8,172,312.77

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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.