Home / 17,966,846.30-26,950,269.45-7,178,812.70

Finding the Fourth Proportional to 17,966,846.30, 26,950,269.45 and 7,178,812.70

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Solution

The fourth proportional to 17,966,846.30, 26,950,269.45 and 7,178,812.70 is: 10,768,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966,846.30 : 26,950,269.45 = 7,178,812.70 : x
  2. Step 2: Convert to fraction form
    17,966,846.30/26,950,269.45 = 7,178,812.70/x
  3. Step 3: Cross multiply
    17,966,846.30x = 26,950,269.45 × 7,178,812.70
  4. Step 4: Simplify right side
    17,966,846.30x = 193,470,936,596,082
  5. Step 5: Solve for x
    x = 193,470,936,596,082/17,966,846.30
  6. Step 6: Final answer
    x = 10,768,219.05

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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.