Home / 64,954,857.60-89,637,703.20-35,981,481.60

Finding the Fourth Proportional to 64,954,857.60, 89,637,703.20 and 35,981,481.60

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Solution

The fourth proportional to 64,954,857.60, 89,637,703.20 and 35,981,481.60 is: 49,654,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,954,857.60 : 89,637,703.20 = 35,981,481.60 : x
  2. Step 2: Convert to fraction form
    64,954,857.60/89,637,703.20 = 35,981,481.60/x
  3. Step 3: Cross multiply
    64,954,857.60x = 89,637,703.20 × 35,981,481.60
  4. Step 4: Simplify right side
    64,954,857.60x = 3,225,297,368,357,061.50
  5. Step 5: Solve for x
    x = 3,225,297,368,357,061.50/64,954,857.60
  6. Step 6: Final answer
    x = 49,654,444.45

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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.