Home / 14,091,604.80-21,140,863.20-6,516,974.40

Finding the Fourth Proportional to 14,091,604.80, 21,140,863.20 and 6,516,974.40

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Solution

The fourth proportional to 14,091,604.80, 21,140,863.20 and 6,516,974.40 is: 9,777,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091,604.80 : 21,140,863.20 = 6,516,974.40 : x
  2. Step 2: Convert to fraction form
    14,091,604.80/21,140,863.20 = 6,516,974.40/x
  3. Step 3: Cross multiply
    14,091,604.80x = 21,140,863.20 × 6,516,974.40
  4. Step 4: Simplify right side
    14,091,604.80x = 137,774,464,268,302.08
  5. Step 5: Solve for x
    x = 137,774,464,268,302.08/14,091,604.80
  6. Step 6: Final answer
    x = 9,777,059.90

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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.