Home / 7,110,767.10-9,812,784.88-3,847,509.76

Finding the Fourth Proportional to 7,110,767.10, 9,812,784.88 and 3,847,509.76

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Solution

The fourth proportional to 7,110,767.10, 9,812,784.88 and 3,847,509.76 is: 5,309,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,767.10 : 9,812,784.88 = 3,847,509.76 : x
  2. Step 2: Convert to fraction form
    7,110,767.10/9,812,784.88 = 3,847,509.76/x
  3. Step 3: Cross multiply
    7,110,767.10x = 9,812,784.88 × 3,847,509.76
  4. Step 4: Simplify right side
    7,110,767.10x = 37,754,785,598,580.43
  5. Step 5: Solve for x
    x = 37,754,785,598,580.43/7,110,767.10
  6. Step 6: Final answer
    x = 5,309,523.58

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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.