Home / 8,615,850.46-11,891,899.71-5,355,127.76

Finding the Fourth Proportional to 8,615,850.46, 11,891,899.71 and 5,355,127.76

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Solution

The fourth proportional to 8,615,850.46, 11,891,899.71 and 5,355,127.76 is: 7,391,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,850.46 : 11,891,899.71 = 5,355,127.76 : x
  2. Step 2: Convert to fraction form
    8,615,850.46/11,891,899.71 = 5,355,127.76/x
  3. Step 3: Cross multiply
    8,615,850.46x = 11,891,899.71 × 5,355,127.76
  4. Step 4: Simplify right side
    8,615,850.46x = 63,682,642,196,697.45
  5. Step 5: Solve for x
    x = 63,682,642,196,697.45/8,615,850.46
  6. Step 6: Final answer
    x = 7,391,335.60

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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.