Home / 21,806,103.32-30,092,621.60-12,016,898.74

Finding the Fourth Proportional to 21,806,103.32, 30,092,621.60 and 12,016,898.74

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Solution

The fourth proportional to 21,806,103.32, 30,092,621.60 and 12,016,898.74 is: 16,583,429.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,103.32 : 30,092,621.60 = 12,016,898.74 : x
  2. Step 2: Convert to fraction form
    21,806,103.32/30,092,621.60 = 12,016,898.74/x
  3. Step 3: Cross multiply
    21,806,103.32x = 30,092,621.60 × 12,016,898.74
  4. Step 4: Simplify right side
    21,806,103.32x = 361,619,986,610,931.44
  5. Step 5: Solve for x
    x = 361,619,986,610,931.44/21,806,103.32
  6. Step 6: Final answer
    x = 16,583,429.94

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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.