Home / 67,428,837.45-93,051,795.80-36,489,006.74

Finding the Fourth Proportional to 67,428,837.45, 93,051,795.80 and 36,489,006.74

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Solution

The fourth proportional to 67,428,837.45, 93,051,795.80 and 36,489,006.74 is: 50,354,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,837.45 : 93,051,795.80 = 36,489,006.74 : x
  2. Step 2: Convert to fraction form
    67,428,837.45/93,051,795.80 = 36,489,006.74/x
  3. Step 3: Cross multiply
    67,428,837.45x = 93,051,795.80 × 36,489,006.74
  4. Step 4: Simplify right side
    67,428,837.45x = 3,395,367,603,467,599.50
  5. Step 5: Solve for x
    x = 3,395,367,603,467,599.50/67,428,837.45
  6. Step 6: Final answer
    x = 50,354,829.36

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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.