Home / 19,498,997.60-26,936,645.68-15,573,599.76

Finding the Fourth Proportional to 19,498,997.60, 26,936,645.68 and 15,573,599.76

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Solution

The fourth proportional to 19,498,997.60, 26,936,645.68 and 15,573,599.76 is: 21,513,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498,997.60 : 26,936,645.68 = 15,573,599.76 : x
  2. Step 2: Convert to fraction form
    19,498,997.60/26,936,645.68 = 15,573,599.76/x
  3. Step 3: Cross multiply
    19,498,997.60x = 26,936,645.68 × 15,573,599.76
  4. Step 4: Simplify right side
    19,498,997.60x = 419,500,538,697,253
  5. Step 5: Solve for x
    x = 419,500,538,697,253/19,498,997.60
  6. Step 6: Final answer
    x = 21,513,954.07

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1.5x scale

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.