Home / 20,167,068.40-30,250,602.60-5,020,999.90

Finding the Fourth Proportional to 20,167,068.40, 30,250,602.60 and 5,020,999.90

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Solution

The fourth proportional to 20,167,068.40, 30,250,602.60 and 5,020,999.90 is: 7,531,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167,068.40 : 30,250,602.60 = 5,020,999.90 : x
  2. Step 2: Convert to fraction form
    20,167,068.40/30,250,602.60 = 5,020,999.90/x
  3. Step 3: Cross multiply
    20,167,068.40x = 30,250,602.60 × 5,020,999.90
  4. Step 4: Simplify right side
    20,167,068.40x = 151,888,272,629,539.75
  5. Step 5: Solve for x
    x = 151,888,272,629,539.75/20,167,068.40
  6. Step 6: Final answer
    x = 7,531,499.85

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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.