Home / 15,178,542.58-20,946,554.95-8,303,024.71

Finding the Fourth Proportional to 15,178,542.58, 20,946,554.95 and 8,303,024.71

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Solution

The fourth proportional to 15,178,542.58, 20,946,554.95 and 8,303,024.71 is: 11,458,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178,542.58 : 20,946,554.95 = 8,303,024.71 : x
  2. Step 2: Convert to fraction form
    15,178,542.58/20,946,554.95 = 8,303,024.71/x
  3. Step 3: Cross multiply
    15,178,542.58x = 20,946,554.95 × 8,303,024.71
  4. Step 4: Simplify right side
    15,178,542.58x = 173,919,763,192,974.91
  5. Step 5: Solve for x
    x = 173,919,763,192,974.91/15,178,542.58
  6. Step 6: Final answer
    x = 11,458,265.00

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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.