Home / 28,082,818.40-42,040,246.80-26,421,864.80

Finding the Fourth Proportional to 28,082,818.40, 42,040,246.80 and 26,421,864.80

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Solution

The fourth proportional to 28,082,818.40, 42,040,246.80 and 26,421,864.80 is: 39,553,783.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,818.40 : 42,040,246.80 = 26,421,864.80 : x
  2. Step 2: Convert to fraction form
    28,082,818.40/42,040,246.80 = 26,421,864.80/x
  3. Step 3: Cross multiply
    28,082,818.40x = 42,040,246.80 × 26,421,864.80
  4. Step 4: Simplify right side
    28,082,818.40x = 1,110,781,717,108,232.62
  5. Step 5: Solve for x
    x = 1,110,781,717,108,232.62/28,082,818.40
  6. Step 6: Final answer
    x = 39,553,783.43

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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.