Home / 7,700,754.78-10,627,167.42-4,216,035.42

Finding the Fourth Proportional to 7,700,754.78, 10,627,167.42 and 4,216,035.42

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Solution

The fourth proportional to 7,700,754.78, 10,627,167.42 and 4,216,035.42 is: 5,818,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,754.78 : 10,627,167.42 = 4,216,035.42 : x
  2. Step 2: Convert to fraction form
    7,700,754.78/10,627,167.42 = 4,216,035.42/x
  3. Step 3: Cross multiply
    7,700,754.78x = 10,627,167.42 × 4,216,035.42
  4. Step 4: Simplify right side
    7,700,754.78x = 44,804,514,256,990.02
  5. Step 5: Solve for x
    x = 44,804,514,256,990.02/7,700,754.78
  6. Step 6: Final answer
    x = 5,818,197.77

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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.