Home / 52,617,661.66-78,925,163.87-14,278,179.32

Finding the Fourth Proportional to 52,617,661.66, 78,925,163.87 and 14,278,179.32

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Solution

The fourth proportional to 52,617,661.66, 78,925,163.87 and 14,278,179.32 is: 21,416,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,617,661.66 : 78,925,163.87 = 14,278,179.32 : x
  2. Step 2: Convert to fraction form
    52,617,661.66/78,925,163.87 = 14,278,179.32/x
  3. Step 3: Cross multiply
    52,617,661.66x = 78,925,163.87 × 14,278,179.32
  4. Step 4: Simplify right side
    52,617,661.66x = 1,126,907,642,533,284.25
  5. Step 5: Solve for x
    x = 1,126,907,642,533,284.25/52,617,661.66
  6. Step 6: Final answer
    x = 21,416,908.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.