Home / 43,269,156.66-64,903,888.32-10,479,747.54

Finding the Fourth Proportional to 43,269,156.66, 64,903,888.32 and 10,479,747.54

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Solution

The fourth proportional to 43,269,156.66, 64,903,888.32 and 10,479,747.54 is: 15,719,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,269,156.66 : 64,903,888.32 = 10,479,747.54 : x
  2. Step 2: Convert to fraction form
    43,269,156.66/64,903,888.32 = 10,479,747.54/x
  3. Step 3: Cross multiply
    43,269,156.66x = 64,903,888.32 × 10,479,747.54
  4. Step 4: Simplify right side
    43,269,156.66x = 680,176,363,957,954.62
  5. Step 5: Solve for x
    x = 680,176,363,957,954.62/43,269,156.66
  6. Step 6: Final answer
    x = 15,719,658.45

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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.