Home / 10,417,016.72-15,612,927.96-5,365,571.60

Finding the Fourth Proportional to 10,417,016.72, 15,612,927.96 and 5,365,571.60

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Solution

The fourth proportional to 10,417,016.72, 15,612,927.96 and 5,365,571.60 is: 8,041,868.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417,016.72 : 15,612,927.96 = 5,365,571.60 : x
  2. Step 2: Convert to fraction form
    10,417,016.72/15,612,927.96 = 5,365,571.60/x
  3. Step 3: Cross multiply
    10,417,016.72x = 15,612,927.96 × 5,365,571.60
  4. Step 4: Simplify right side
    10,417,016.72x = 83,772,282,855,021.94
  5. Step 5: Solve for x
    x = 83,772,282,855,021.94/10,417,016.72
  6. Step 6: Final answer
    x = 8,041,868.91

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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.