Home / 14,021,454.40-21,032,181.60-5,502,068.80

Finding the Fourth Proportional to 14,021,454.40, 21,032,181.60 and 5,502,068.80

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Solution

The fourth proportional to 14,021,454.40, 21,032,181.60 and 5,502,068.80 is: 8,253,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,454.40 : 21,032,181.60 = 5,502,068.80 : x
  2. Step 2: Convert to fraction form
    14,021,454.40/21,032,181.60 = 5,502,068.80/x
  3. Step 3: Cross multiply
    14,021,454.40x = 21,032,181.60 × 5,502,068.80
  4. Step 4: Simplify right side
    14,021,454.40x = 115,720,510,177,294.08
  5. Step 5: Solve for x
    x = 115,720,510,177,294.08/14,021,454.40
  6. Step 6: Final answer
    x = 8,253,103.20

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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.