Home / 10,083,880.32-13,915,754.87-5,500,201.70

Finding the Fourth Proportional to 10,083,880.32, 13,915,754.87 and 5,500,201.70

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Solution

The fourth proportional to 10,083,880.32, 13,915,754.87 and 5,500,201.70 is: 7,590,278.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083,880.32 : 13,915,754.87 = 5,500,201.70 : x
  2. Step 2: Convert to fraction form
    10,083,880.32/13,915,754.87 = 5,500,201.70/x
  3. Step 3: Cross multiply
    10,083,880.32x = 13,915,754.87 × 5,500,201.70
  4. Step 4: Simplify right side
    10,083,880.32x = 76,539,458,495,677.50
  5. Step 5: Solve for x
    x = 76,539,458,495,677.50/10,083,880.32
  6. Step 6: Final answer
    x = 7,590,278.35

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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.