Home / 4,726,661.40-7,093,491.30-3,128,693.40

Finding the Fourth Proportional to 4,726,661.40, 7,093,491.30 and 3,128,693.40

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Solution

The fourth proportional to 4,726,661.40, 7,093,491.30 and 3,128,693.40 is: 4,695,356.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726,661.40 : 7,093,491.30 = 3,128,693.40 : x
  2. Step 2: Convert to fraction form
    4,726,661.40/7,093,491.30 = 3,128,693.40/x
  3. Step 3: Cross multiply
    4,726,661.40x = 7,093,491.30 × 3,128,693.40
  4. Step 4: Simplify right side
    4,726,661.40x = 22,193,359,413,267.42
  5. Step 5: Solve for x
    x = 22,193,359,413,267.42/4,726,661.40
  6. Step 6: Final answer
    x = 4,695,356.31

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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.