Home / 17,021,362.68-23,490,139.20-9,679,866.12

Finding the Fourth Proportional to 17,021,362.68, 23,490,139.20 and 9,679,866.12

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Solution

The fourth proportional to 17,021,362.68, 23,490,139.20 and 9,679,866.12 is: 13,358,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021,362.68 : 23,490,139.20 = 9,679,866.12 : x
  2. Step 2: Convert to fraction form
    17,021,362.68/23,490,139.20 = 9,679,866.12/x
  3. Step 3: Cross multiply
    17,021,362.68x = 23,490,139.20 × 9,679,866.12
  4. Step 4: Simplify right side
    17,021,362.68x = 227,381,402,596,163.88
  5. Step 5: Solve for x
    x = 227,381,402,596,163.88/17,021,362.68
  6. Step 6: Final answer
    x = 13,358,589.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.