Home / 53,099,160.94-79,657,139.49-19,019,752.30

Finding the Fourth Proportional to 53,099,160.94, 79,657,139.49 and 19,019,752.30

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Solution

The fourth proportional to 53,099,160.94, 79,657,139.49 and 19,019,752.30 is: 28,532,636.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,099,160.94 : 79,657,139.49 = 19,019,752.30 : x
  2. Step 2: Convert to fraction form
    53,099,160.94/79,657,139.49 = 19,019,752.30/x
  3. Step 3: Cross multiply
    53,099,160.94x = 79,657,139.49 × 19,019,752.30
  4. Step 4: Simplify right side
    53,099,160.94x = 1,515,059,062,026,348.25
  5. Step 5: Solve for x
    x = 1,515,059,062,026,348.25/53,099,160.94
  6. Step 6: Final answer
    x = 28,532,636.58

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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.