Home / 5,775,128.93-7,969,335.58-3,196,655.93

Finding the Fourth Proportional to 5,775,128.93, 7,969,335.58 and 3,196,655.93

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Solution

The fourth proportional to 5,775,128.93, 7,969,335.58 and 3,196,655.93 is: 4,411,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775,128.93 : 7,969,335.58 = 3,196,655.93 : x
  2. Step 2: Convert to fraction form
    5,775,128.93/7,969,335.58 = 3,196,655.93/x
  3. Step 3: Cross multiply
    5,775,128.93x = 7,969,335.58 × 3,196,655.93
  4. Step 4: Simplify right side
    5,775,128.93x = 25,475,223,839,966.99
  5. Step 5: Solve for x
    x = 25,475,223,839,966.99/5,775,128.93
  6. Step 6: Final answer
    x = 4,411,195.69

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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.