Home / 7,000,776.36-9,661,014.18-3,903,262.92

Finding the Fourth Proportional to 7,000,776.36, 9,661,014.18 and 3,903,262.92

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Solution

The fourth proportional to 7,000,776.36, 9,661,014.18 and 3,903,262.92 is: 5,386,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,776.36 : 9,661,014.18 = 3,903,262.92 : x
  2. Step 2: Convert to fraction form
    7,000,776.36/9,661,014.18 = 3,903,262.92/x
  3. Step 3: Cross multiply
    7,000,776.36x = 9,661,014.18 × 3,903,262.92
  4. Step 4: Simplify right side
    7,000,776.36x = 37,709,478,418,388.20
  5. Step 5: Solve for x
    x = 37,709,478,418,388.20/7,000,776.36
  6. Step 6: Final answer
    x = 5,386,470.94

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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.