Home / 7,214,716.81-9,956,470.29-4,117,178.50

Finding the Fourth Proportional to 7,214,716.81, 9,956,470.29 and 4,117,178.50

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Solution

The fourth proportional to 7,214,716.81, 9,956,470.29 and 4,117,178.50 is: 5,681,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214,716.81 : 9,956,470.29 = 4,117,178.50 : x
  2. Step 2: Convert to fraction form
    7,214,716.81/9,956,470.29 = 4,117,178.50/x
  3. Step 3: Cross multiply
    7,214,716.81x = 9,956,470.29 × 4,117,178.50
  4. Step 4: Simplify right side
    7,214,716.81x = 40,992,565,373,546.17
  5. Step 5: Solve for x
    x = 40,992,565,373,546.17/7,214,716.81
  6. Step 6: Final answer
    x = 5,681,798.25

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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.