Home / 21,032,723.85-31,545,928.10-6,653,923.26

Finding the Fourth Proportional to 21,032,723.85, 31,545,928.10 and 6,653,923.26

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Solution

The fourth proportional to 21,032,723.85, 31,545,928.10 and 6,653,923.26 is: 9,979,885.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,723.85 : 31,545,928.10 = 6,653,923.26 : x
  2. Step 2: Convert to fraction form
    21,032,723.85/31,545,928.10 = 6,653,923.26/x
  3. Step 3: Cross multiply
    21,032,723.85x = 31,545,928.10 × 6,653,923.26
  4. Step 4: Simplify right side
    21,032,723.85x = 209,904,184,709,607.97
  5. Step 5: Solve for x
    x = 209,904,184,709,607.97/21,032,723.85
  6. Step 6: Final answer
    x = 9,979,885.92

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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.