Home / 66,943,904.60-100,370,014.72-34,090,879.37

Finding the Fourth Proportional to 66,943,904.60, 100,370,014.72 and 34,090,879.37

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Solution

The fourth proportional to 66,943,904.60, 100,370,014.72 and 34,090,879.37 is: 51,112,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,943,904.60 : 100,370,014.72 = 34,090,879.37 : x
  2. Step 2: Convert to fraction form
    66,943,904.60/100,370,014.72 = 34,090,879.37/x
  3. Step 3: Cross multiply
    66,943,904.60x = 100,370,014.72 × 34,090,879.37
  4. Step 4: Simplify right side
    66,943,904.60x = 3,421,702,063,597,567.50
  5. Step 5: Solve for x
    x = 3,421,702,063,597,567.50/66,943,904.60
  6. Step 6: Final answer
    x = 51,112,974.12

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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.