Home / 18,805,930.20-28,208,895.30-6,035,599.80

Finding the Fourth Proportional to 18,805,930.20, 28,208,895.30 and 6,035,599.80

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Solution

The fourth proportional to 18,805,930.20, 28,208,895.30 and 6,035,599.80 is: 9,053,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,805,930.20 : 28,208,895.30 = 6,035,599.80 : x
  2. Step 2: Convert to fraction form
    18,805,930.20/28,208,895.30 = 6,035,599.80/x
  3. Step 3: Cross multiply
    18,805,930.20x = 28,208,895.30 × 6,035,599.80
  4. Step 4: Simplify right side
    18,805,930.20x = 170,257,602,830,900.94
  5. Step 5: Solve for x
    x = 170,257,602,830,900.94/18,805,930.20
  6. Step 6: Final answer
    x = 9,053,399.70

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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.