Home / 17,656,834.40-26,471,254.80-9,678,658.40

Finding the Fourth Proportional to 17,656,834.40, 26,471,254.80 and 9,678,658.40

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Solution

The fourth proportional to 17,656,834.40, 26,471,254.80 and 9,678,658.40 is: 14,510,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,656,834.40 : 26,471,254.80 = 9,678,658.40 : x
  2. Step 2: Convert to fraction form
    17,656,834.40/26,471,254.80 = 9,678,658.40/x
  3. Step 3: Cross multiply
    17,656,834.40x = 26,471,254.80 × 9,678,658.40
  4. Step 4: Simplify right side
    17,656,834.40x = 256,206,232,628,560.34
  5. Step 5: Solve for x
    x = 256,206,232,628,560.34/17,656,834.40
  6. Step 6: Final answer
    x = 14,510,315.20

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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.