Home / 6,811,079.20-10,216,655.70-1,693,509.22

Finding the Fourth Proportional to 6,811,079.20, 10,216,655.70 and 1,693,509.22

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Solution

The fourth proportional to 6,811,079.20, 10,216,655.70 and 1,693,509.22 is: 2,540,273.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811,079.20 : 10,216,655.70 = 1,693,509.22 : x
  2. Step 2: Convert to fraction form
    6,811,079.20/10,216,655.70 = 1,693,509.22/x
  3. Step 3: Cross multiply
    6,811,079.20x = 10,216,655.70 × 1,693,509.22
  4. Step 4: Simplify right side
    6,811,079.20x = 17,302,000,641,461.70
  5. Step 5: Solve for x
    x = 17,302,000,641,461.70/6,811,079.20
  6. Step 6: Final answer
    x = 2,540,273.01

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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.