Home / 9,116,195.20-13,663,095.36-5,118,709.12

Finding the Fourth Proportional to 9,116,195.20, 13,663,095.36 and 5,118,709.12

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Solution

The fourth proportional to 9,116,195.20, 13,663,095.36 and 5,118,709.12 is: 7,671,776.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,195.20 : 13,663,095.36 = 5,118,709.12 : x
  2. Step 2: Convert to fraction form
    9,116,195.20/13,663,095.36 = 5,118,709.12/x
  3. Step 3: Cross multiply
    9,116,195.20x = 13,663,095.36 × 5,118,709.12
  4. Step 4: Simplify right side
    9,116,195.20x = 69,937,410,826,661.68
  5. Step 5: Solve for x
    x = 69,937,410,826,661.68/9,116,195.20
  6. Step 6: Final answer
    x = 7,671,776.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.