Home / 7,765,119.68-10,716,666.56-4,668,656

Finding the Fourth Proportional to 7,765,119.68, 10,716,666.56 and 4,668,656

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Solution

The fourth proportional to 7,765,119.68, 10,716,666.56 and 4,668,656 is: 6,443,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765,119.68 : 10,716,666.56 = 4,668,656 : x
  2. Step 2: Convert to fraction form
    7,765,119.68/10,716,666.56 = 4,668,656/x
  3. Step 3: Cross multiply
    7,765,119.68x = 10,716,666.56 × 4,668,656
  4. Step 4: Simplify right side
    7,765,119.68x = 50,032,429,635,343.36
  5. Step 5: Solve for x
    x = 50,032,429,635,343.36/7,765,119.68
  6. Step 6: Final answer
    x = 6,443,227.11

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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.