Home / 21,032,746.54-31,545,962.12-6,653,945.94

Finding the Fourth Proportional to 21,032,746.54, 31,545,962.12 and 6,653,945.94

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Solution

The fourth proportional to 21,032,746.54, 31,545,962.12 and 6,653,945.94 is: 9,979,919.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,746.54 : 31,545,962.12 = 6,653,945.94 : x
  2. Step 2: Convert to fraction form
    21,032,746.54/31,545,962.12 = 6,653,945.94/x
  3. Step 3: Cross multiply
    21,032,746.54x = 31,545,962.12 × 6,653,945.94
  4. Step 4: Simplify right side
    21,032,746.54x = 209,905,126,571,767.81
  5. Step 5: Solve for x
    x = 209,905,126,571,767.81/21,032,746.54
  6. Step 6: Final answer
    x = 9,979,919.94

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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.