Home / 7,339,885.50-10,129,042.26-4,120,621.50

Finding the Fourth Proportional to 7,339,885.50, 10,129,042.26 and 4,120,621.50

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Solution

The fourth proportional to 7,339,885.50, 10,129,042.26 and 4,120,621.50 is: 5,686,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,885.50 : 10,129,042.26 = 4,120,621.50 : x
  2. Step 2: Convert to fraction form
    7,339,885.50/10,129,042.26 = 4,120,621.50/x
  3. Step 3: Cross multiply
    7,339,885.50x = 10,129,042.26 × 4,120,621.50
  4. Step 4: Simplify right side
    7,339,885.50x = 41,737,949,310,964.59
  5. Step 5: Solve for x
    x = 41,737,949,310,964.59/7,339,885.50
  6. Step 6: Final answer
    x = 5,686,457.82

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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.