Home / 6,768,917.74-9,341,019.39-3,868,275.34

Finding the Fourth Proportional to 6,768,917.74, 9,341,019.39 and 3,868,275.34

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Solution

The fourth proportional to 6,768,917.74, 9,341,019.39 and 3,868,275.34 is: 5,338,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,917.74 : 9,341,019.39 = 3,868,275.34 : x
  2. Step 2: Convert to fraction form
    6,768,917.74/9,341,019.39 = 3,868,275.34/x
  3. Step 3: Cross multiply
    6,768,917.74x = 9,341,019.39 × 3,868,275.34
  4. Step 4: Simplify right side
    6,768,917.74x = 36,133,634,956,798.84
  5. Step 5: Solve for x
    x = 36,133,634,956,798.84/6,768,917.74
  6. Step 6: Final answer
    x = 5,338,170.20

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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.