Home / 9,940,308-13,710,881.28-6,449,409.92

Finding the Fourth Proportional to 9,940,308, 13,710,881.28 and 6,449,409.92

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Solution

The fourth proportional to 9,940,308, 13,710,881.28 and 6,449,409.92 is: 8,895,810.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940,308 : 13,710,881.28 = 6,449,409.92 : x
  2. Step 2: Convert to fraction form
    9,940,308/13,710,881.28 = 6,449,409.92/x
  3. Step 3: Cross multiply
    9,940,308x = 13,710,881.28 × 6,449,409.92
  4. Step 4: Simplify right side
    9,940,308x = 88,427,093,739,174.30
  5. Step 5: Solve for x
    x = 88,427,093,739,174.30/9,940,308
  6. Step 6: Final answer
    x = 8,895,810.24

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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.