Home / 7,110,789.84-9,812,816.37-3,847,532.58

Finding the Fourth Proportional to 7,110,789.84, 9,812,816.37 and 3,847,532.58

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Solution

The fourth proportional to 7,110,789.84, 9,812,816.37 and 3,847,532.58 is: 5,309,555.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,789.84 : 9,812,816.37 = 3,847,532.58 : x
  2. Step 2: Convert to fraction form
    7,110,789.84/9,812,816.37 = 3,847,532.58/x
  3. Step 3: Cross multiply
    7,110,789.84x = 9,812,816.37 × 3,847,532.58
  4. Step 4: Simplify right side
    7,110,789.84x = 37,755,130,685,132.34
  5. Step 5: Solve for x
    x = 37,755,130,685,132.34/7,110,789.84
  6. Step 6: Final answer
    x = 5,309,555.13

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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.