Home / 20,241,946.20-30,376,916.10-14,566,243.80

Finding the Fourth Proportional to 20,241,946.20, 30,376,916.10 and 14,566,243.80

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Solution

The fourth proportional to 20,241,946.20, 30,376,916.10 and 14,566,243.80 is: 21,859,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241,946.20 : 30,376,916.10 = 14,566,243.80 : x
  2. Step 2: Convert to fraction form
    20,241,946.20/30,376,916.10 = 14,566,243.80/x
  3. Step 3: Cross multiply
    20,241,946.20x = 30,376,916.10 × 14,566,243.80
  4. Step 4: Simplify right side
    20,241,946.20x = 442,477,565,804,745.25
  5. Step 5: Solve for x
    x = 442,477,565,804,745.25/20,241,946.20
  6. Step 6: Final answer
    x = 21,859,437.89

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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.