Home / 12,176,719.77-18,262,796.13-6,109,822.53

Finding the Fourth Proportional to 12,176,719.77, 18,262,796.13 and 6,109,822.53

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Solution

The fourth proportional to 12,176,719.77, 18,262,796.13 and 6,109,822.53 is: 9,163,588.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,719.77 : 18,262,796.13 = 6,109,822.53 : x
  2. Step 2: Convert to fraction form
    12,176,719.77/18,262,796.13 = 6,109,822.53/x
  3. Step 3: Cross multiply
    12,176,719.77x = 18,262,796.13 × 6,109,822.53
  4. Step 4: Simplify right side
    12,176,719.77x = 111,582,443,255,870.81
  5. Step 5: Solve for x
    x = 111,582,443,255,870.81/12,176,719.77
  6. Step 6: Final answer
    x = 9,163,588.01

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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.