Home / 5,086,511.32-7,017,802.32-3,124,331.68

Finding the Fourth Proportional to 5,086,511.32, 7,017,802.32 and 3,124,331.68

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Solution

The fourth proportional to 5,086,511.32, 7,017,802.32 and 3,124,331.68 is: 4,310,605.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086,511.32 : 7,017,802.32 = 3,124,331.68 : x
  2. Step 2: Convert to fraction form
    5,086,511.32/7,017,802.32 = 3,124,331.68/x
  3. Step 3: Cross multiply
    5,086,511.32x = 7,017,802.32 × 3,124,331.68
  4. Step 4: Simplify right side
    5,086,511.32x = 21,925,942,112,353.50
  5. Step 5: Solve for x
    x = 21,925,942,112,353.50/5,086,511.32
  6. Step 6: Final answer
    x = 4,310,605.19

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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.