Home / 7,559,821.20-11,339,731.80-4,721,532.60

Finding the Fourth Proportional to 7,559,821.20, 11,339,731.80 and 4,721,532.60

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Solution

The fourth proportional to 7,559,821.20, 11,339,731.80 and 4,721,532.60 is: 7,082,298.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559,821.20 : 11,339,731.80 = 4,721,532.60 : x
  2. Step 2: Convert to fraction form
    7,559,821.20/11,339,731.80 = 4,721,532.60/x
  3. Step 3: Cross multiply
    7,559,821.20x = 11,339,731.80 × 4,721,532.60
  4. Step 4: Simplify right side
    7,559,821.20x = 53,540,913,368,956.68
  5. Step 5: Solve for x
    x = 53,540,913,368,956.68/7,559,821.20
  6. Step 6: Final answer
    x = 7,082,298.90

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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.