Home / 66,006,030.80-91,086,911.16-36,635,651.12

Finding the Fourth Proportional to 66,006,030.80, 91,086,911.16 and 36,635,651.12

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Solution

The fourth proportional to 66,006,030.80, 91,086,911.16 and 36,635,651.12 is: 50,556,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,006,030.80 : 91,086,911.16 = 36,635,651.12 : x
  2. Step 2: Convert to fraction form
    66,006,030.80/91,086,911.16 = 36,635,651.12/x
  3. Step 3: Cross multiply
    66,006,030.80x = 91,086,911.16 × 36,635,651.12
  4. Step 4: Simplify right side
    66,006,030.80x = 3,337,028,298,856,194
  5. Step 5: Solve for x
    x = 3,337,028,298,856,194/66,006,030.80
  6. Step 6: Final answer
    x = 50,556,415.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.