Home / 19,628,395.40-29,443,768.78-6,165,222.92

Finding the Fourth Proportional to 19,628,395.40, 29,443,768.78 and 6,165,222.92

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Solution

The fourth proportional to 19,628,395.40, 29,443,768.78 and 6,165,222.92 is: 9,248,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628,395.40 : 29,443,768.78 = 6,165,222.92 : x
  2. Step 2: Convert to fraction form
    19,628,395.40/29,443,768.78 = 6,165,222.92/x
  3. Step 3: Cross multiply
    19,628,395.40x = 29,443,768.78 × 6,165,222.92
  4. Step 4: Simplify right side
    19,628,395.40x = 181,527,398,133,636.44
  5. Step 5: Solve for x
    x = 181,527,398,133,636.44/19,628,395.40
  6. Step 6: Final answer
    x = 9,248,203.66

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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.