Home / 14,813,173.89-20,442,210.17-8,286,912.36

Finding the Fourth Proportional to 14,813,173.89, 20,442,210.17 and 8,286,912.36

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Solution

The fourth proportional to 14,813,173.89, 20,442,210.17 and 8,286,912.36 is: 11,435,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813,173.89 : 20,442,210.17 = 8,286,912.36 : x
  2. Step 2: Convert to fraction form
    14,813,173.89/20,442,210.17 = 8,286,912.36/x
  3. Step 3: Cross multiply
    14,813,173.89x = 20,442,210.17 × 8,286,912.36
  4. Step 4: Simplify right side
    14,813,173.89x = 169,402,804,082,056.12
  5. Step 5: Solve for x
    x = 169,402,804,082,056.12/14,813,173.89
  6. Step 6: Final answer
    x = 11,435,955.95

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1.5x scale

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.