Home / 52,488,009.80-78,732,014.70-36,309,458.60

Finding the Fourth Proportional to 52,488,009.80, 78,732,014.70 and 36,309,458.60

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Solution

The fourth proportional to 52,488,009.80, 78,732,014.70 and 36,309,458.60 is: 54,464,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,009.80 : 78,732,014.70 = 36,309,458.60 : x
  2. Step 2: Convert to fraction form
    52,488,009.80/78,732,014.70 = 36,309,458.60/x
  3. Step 3: Cross multiply
    52,488,009.80x = 78,732,014.70 × 36,309,458.60
  4. Step 4: Simplify right side
    52,488,009.80x = 2,858,716,828,244,241.50
  5. Step 5: Solve for x
    x = 2,858,716,828,244,241.50/52,488,009.80
  6. Step 6: Final answer
    x = 54,464,187.90

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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.