Home / 64,529,316.80-96,793,975.20-57,474,929.60

Finding the Fourth Proportional to 64,529,316.80, 96,793,975.20 and 57,474,929.60

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Solution

The fourth proportional to 64,529,316.80, 96,793,975.20 and 57,474,929.60 is: 86,212,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,529,316.80 : 96,793,975.20 = 57,474,929.60 : x
  2. Step 2: Convert to fraction form
    64,529,316.80/96,793,975.20 = 57,474,929.60/x
  3. Step 3: Cross multiply
    64,529,316.80x = 96,793,975.20 × 57,474,929.60
  4. Step 4: Simplify right side
    64,529,316.80x = 5,563,226,910,324,146
  5. Step 5: Solve for x
    x = 5,563,226,910,324,146/64,529,316.80
  6. Step 6: Final answer
    x = 86,212,394.40

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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.