Home / 53,354,486.60-73,629,240.70-28,908,200.60

Finding the Fourth Proportional to 53,354,486.60, 73,629,240.70 and 28,908,200.60

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Solution

The fourth proportional to 53,354,486.60, 73,629,240.70 and 28,908,200.60 is: 39,893,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,354,486.60 : 73,629,240.70 = 28,908,200.60 : x
  2. Step 2: Convert to fraction form
    53,354,486.60/73,629,240.70 = 28,908,200.60/x
  3. Step 3: Cross multiply
    53,354,486.60x = 73,629,240.70 × 28,908,200.60
  4. Step 4: Simplify right side
    53,354,486.60x = 2,128,488,860,181,284.50
  5. Step 5: Solve for x
    x = 2,128,488,860,181,284.50/53,354,486.60
  6. Step 6: Final answer
    x = 39,893,343.48

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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.