Home / 7,237,700.52-9,988,035.62-3,974,725.64

Finding the Fourth Proportional to 7,237,700.52, 9,988,035.62 and 3,974,725.64

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Solution

The fourth proportional to 7,237,700.52, 9,988,035.62 and 3,974,725.64 is: 5,485,126.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237,700.52 : 9,988,035.62 = 3,974,725.64 : x
  2. Step 2: Convert to fraction form
    7,237,700.52/9,988,035.62 = 3,974,725.64/x
  3. Step 3: Cross multiply
    7,237,700.52x = 9,988,035.62 × 3,974,725.64
  4. Step 4: Simplify right side
    7,237,700.52x = 39,699,701,272,047.30
  5. Step 5: Solve for x
    x = 39,699,701,272,047.30/7,237,700.52
  6. Step 6: Final answer
    x = 5,485,126.27

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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.