Home / 20,304,062.60-30,442,643.85-11,210,516.60

Finding the Fourth Proportional to 20,304,062.60, 30,442,643.85 and 11,210,516.60

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Solution

The fourth proportional to 20,304,062.60, 30,442,643.85 and 11,210,516.60 is: 16,808,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,304,062.60 : 30,442,643.85 = 11,210,516.60 : x
  2. Step 2: Convert to fraction form
    20,304,062.60/30,442,643.85 = 11,210,516.60/x
  3. Step 3: Cross multiply
    20,304,062.60x = 30,442,643.85 × 11,210,516.60
  4. Step 4: Simplify right side
    20,304,062.60x = 341,277,764,228,312.94
  5. Step 5: Solve for x
    x = 341,277,764,228,312.94/20,304,062.60
  6. Step 6: Final answer
    x = 16,808,348.70

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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.