Home / 10,101,826.56-13,940,291.52-5,518,168.32

Finding the Fourth Proportional to 10,101,826.56, 13,940,291.52 and 5,518,168.32

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Solution

The fourth proportional to 10,101,826.56, 13,940,291.52 and 5,518,168.32 is: 7,614,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101,826.56 : 13,940,291.52 = 5,518,168.32 : x
  2. Step 2: Convert to fraction form
    10,101,826.56/13,940,291.52 = 5,518,168.32/x
  3. Step 3: Cross multiply
    10,101,826.56x = 13,940,291.52 × 5,518,168.32
  4. Step 4: Simplify right side
    10,101,826.56x = 76,924,875,037,228.64
  5. Step 5: Solve for x
    x = 76,924,875,037,228.64/10,101,826.56
  6. Step 6: Final answer
    x = 7,614,947.12

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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.