Home / 14,555,803.76-21,788,270.70-10,721,949.08

Finding the Fourth Proportional to 14,555,803.76, 21,788,270.70 and 10,721,949.08

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Solution

The fourth proportional to 14,555,803.76, 21,788,270.70 and 10,721,949.08 is: 16,049,455.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555,803.76 : 21,788,270.70 = 10,721,949.08 : x
  2. Step 2: Convert to fraction form
    14,555,803.76/21,788,270.70 = 10,721,949.08/x
  3. Step 3: Cross multiply
    14,555,803.76x = 21,788,270.70 × 10,721,949.08
  4. Step 4: Simplify right side
    14,555,803.76x = 233,612,728,986,655.94
  5. Step 5: Solve for x
    x = 233,612,728,986,655.94/14,555,803.76
  6. Step 6: Final answer
    x = 16,049,455.79

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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.