Home / 6,615,917.94-9,130,187.80-3,715,819.86

Finding the Fourth Proportional to 6,615,917.94, 9,130,187.80 and 3,715,819.86

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Solution

The fourth proportional to 6,615,917.94, 9,130,187.80 and 3,715,819.86 is: 5,127,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,917.94 : 9,130,187.80 = 3,715,819.86 : x
  2. Step 2: Convert to fraction form
    6,615,917.94/9,130,187.80 = 3,715,819.86/x
  3. Step 3: Cross multiply
    6,615,917.94x = 9,130,187.80 × 3,715,819.86
  4. Step 4: Simplify right side
    6,615,917.94x = 33,926,133,152,769.71
  5. Step 5: Solve for x
    x = 33,926,133,152,769.71/6,615,917.94
  6. Step 6: Final answer
    x = 5,127,955.56

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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.