Home / 28,753,810.86-43,122,860.46-10,306,317.46

Finding the Fourth Proportional to 28,753,810.86, 43,122,860.46 and 10,306,317.46

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Solution

The fourth proportional to 28,753,810.86, 43,122,860.46 and 10,306,317.46 is: 15,456,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,753,810.86 : 43,122,860.46 = 10,306,317.46 : x
  2. Step 2: Convert to fraction form
    28,753,810.86/43,122,860.46 = 10,306,317.46/x
  3. Step 3: Cross multiply
    28,753,810.86x = 43,122,860.46 × 10,306,317.46
  4. Step 4: Simplify right side
    28,753,810.86x = 444,437,889,734,901.75
  5. Step 5: Solve for x
    x = 444,437,889,734,901.75/28,753,810.86
  6. Step 6: Final answer
    x = 15,456,660.40

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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.