Home / 20,803,630.10-31,193,003.55-10,725,934.10

Finding the Fourth Proportional to 20,803,630.10, 31,193,003.55 and 10,725,934.10

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Solution

The fourth proportional to 20,803,630.10, 31,193,003.55 and 10,725,934.10 is: 16,082,486.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,803,630.10 : 31,193,003.55 = 10,725,934.10 : x
  2. Step 2: Convert to fraction form
    20,803,630.10/31,193,003.55 = 10,725,934.10/x
  3. Step 3: Cross multiply
    20,803,630.10x = 31,193,003.55 × 10,725,934.10
  4. Step 4: Simplify right side
    20,803,630.10x = 334,574,100,458,366.06
  5. Step 5: Solve for x
    x = 334,574,100,458,366.06/20,803,630.10
  6. Step 6: Final answer
    x = 16,082,486.51

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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.