Home / 26,929,933.11-40,398,886.08-9,889,277.45

Finding the Fourth Proportional to 26,929,933.11, 40,398,886.08 and 9,889,277.45

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Solution

The fourth proportional to 26,929,933.11, 40,398,886.08 and 9,889,277.45 is: 14,835,380.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929,933.11 : 40,398,886.08 = 9,889,277.45 : x
  2. Step 2: Convert to fraction form
    26,929,933.11/40,398,886.08 = 9,889,277.45/x
  3. Step 3: Cross multiply
    26,929,933.11x = 40,398,886.08 × 9,889,277.45
  4. Step 4: Simplify right side
    26,929,933.11x = 399,515,792,914,068.44
  5. Step 5: Solve for x
    x = 399,515,792,914,068.44/26,929,933.11
  6. Step 6: Final answer
    x = 14,835,380.07

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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.