Home / 66,014,720.80-99,022,081.20-17,500,062.40

Finding the Fourth Proportional to 66,014,720.80, 99,022,081.20 and 17,500,062.40

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Solution

The fourth proportional to 66,014,720.80, 99,022,081.20 and 17,500,062.40 is: 26,250,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,014,720.80 : 99,022,081.20 = 17,500,062.40 : x
  2. Step 2: Convert to fraction form
    66,014,720.80/99,022,081.20 = 17,500,062.40/x
  3. Step 3: Cross multiply
    66,014,720.80x = 99,022,081.20 × 17,500,062.40
  4. Step 4: Simplify right side
    66,014,720.80x = 1,732,892,599,977,866.75
  5. Step 5: Solve for x
    x = 1,732,892,599,977,866.75/66,014,720.80
  6. Step 6: Final answer
    x = 26,250,093.60

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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.