Home / 36,321,810.91-54,431,731.08-19,884,838.93

Finding the Fourth Proportional to 36,321,810.91, 54,431,731.08 and 19,884,838.93

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Solution

The fourth proportional to 36,321,810.91, 54,431,731.08 and 19,884,838.93 is: 29,799,345.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,321,810.91 : 54,431,731.08 = 19,884,838.93 : x
  2. Step 2: Convert to fraction form
    36,321,810.91/54,431,731.08 = 19,884,838.93/x
  3. Step 3: Cross multiply
    36,321,810.91x = 54,431,731.08 × 19,884,838.93
  4. Step 4: Simplify right side
    36,321,810.91x = 1,082,366,205,206,874.88
  5. Step 5: Solve for x
    x = 1,082,366,205,206,874.88/36,321,810.91
  6. Step 6: Final answer
    x = 29,799,345.85

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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.