Home / 7,428,717.52-10,252,057.08-4,166,578.60

Finding the Fourth Proportional to 7,428,717.52, 10,252,057.08 and 4,166,578.60

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Solution

The fourth proportional to 7,428,717.52, 10,252,057.08 and 4,166,578.60 is: 5,750,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,717.52 : 10,252,057.08 = 4,166,578.60 : x
  2. Step 2: Convert to fraction form
    7,428,717.52/10,252,057.08 = 4,166,578.60/x
  3. Step 3: Cross multiply
    7,428,717.52x = 10,252,057.08 × 4,166,578.60
  4. Step 4: Simplify right side
    7,428,717.52x = 42,716,001,635,506.49
  5. Step 5: Solve for x
    x = 42,716,001,635,506.49/7,428,717.52
  6. Step 6: Final answer
    x = 5,750,117.91

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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.