Home / 18,667,701.60-28,001,552.40-17,072,066.40

Finding the Fourth Proportional to 18,667,701.60, 28,001,552.40 and 17,072,066.40

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Solution

The fourth proportional to 18,667,701.60, 28,001,552.40 and 17,072,066.40 is: 25,608,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,701.60 : 28,001,552.40 = 17,072,066.40 : x
  2. Step 2: Convert to fraction form
    18,667,701.60/28,001,552.40 = 17,072,066.40/x
  3. Step 3: Cross multiply
    18,667,701.60x = 28,001,552.40 × 17,072,066.40
  4. Step 4: Simplify right side
    18,667,701.60x = 478,044,361,875,879.31
  5. Step 5: Solve for x
    x = 478,044,361,875,879.31/18,667,701.60
  6. Step 6: Final answer
    x = 25,608,099.60

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1.5x scale

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.