Home / 10,368,009.93-15,552,014.90-9,780,144.33

Finding the Fourth Proportional to 10,368,009.93, 15,552,014.90 and 9,780,144.33

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Solution

The fourth proportional to 10,368,009.93, 15,552,014.90 and 9,780,144.33 is: 14,670,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,009.93 : 15,552,014.90 = 9,780,144.33 : x
  2. Step 2: Convert to fraction form
    10,368,009.93/15,552,014.90 = 9,780,144.33/x
  3. Step 3: Cross multiply
    10,368,009.93x = 15,552,014.90 × 9,780,144.33
  4. Step 4: Simplify right side
    10,368,009.93x = 152,100,950,344,310.53
  5. Step 5: Solve for x
    x = 152,100,950,344,310.53/10,368,009.93
  6. Step 6: Final answer
    x = 14,670,216.50

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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.