Home / 11,015,433.32-15,194,964.84-6,878,281.77

Finding the Fourth Proportional to 11,015,433.32, 15,194,964.84 and 6,878,281.77

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Solution

The fourth proportional to 11,015,433.32, 15,194,964.84 and 6,878,281.77 is: 9,488,074.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015,433.32 : 15,194,964.84 = 6,878,281.77 : x
  2. Step 2: Convert to fraction form
    11,015,433.32/15,194,964.84 = 6,878,281.77/x
  3. Step 3: Cross multiply
    11,015,433.32x = 15,194,964.84 × 6,878,281.77
  4. Step 4: Simplify right side
    11,015,433.32x = 104,515,249,628,969.41
  5. Step 5: Solve for x
    x = 104,515,249,628,969.41/11,015,433.32
  6. Step 6: Final answer
    x = 9,488,074.29

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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.