Home / 5,128,303.62-7,695,079.86-2,097,908.94

Finding the Fourth Proportional to 5,128,303.62, 7,695,079.86 and 2,097,908.94

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Solution

The fourth proportional to 5,128,303.62, 7,695,079.86 and 2,097,908.94 is: 3,147,937.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128,303.62 : 7,695,079.86 = 2,097,908.94 : x
  2. Step 2: Convert to fraction form
    5,128,303.62/7,695,079.86 = 2,097,908.94/x
  3. Step 3: Cross multiply
    5,128,303.62x = 7,695,079.86 × 2,097,908.94
  4. Step 4: Simplify right side
    5,128,303.62x = 16,143,576,832,307.95
  5. Step 5: Solve for x
    x = 16,143,576,832,307.95/5,128,303.62
  6. Step 6: Final answer
    x = 3,147,937.02

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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.