Home / 14,178,331.80-21,283,244.10-7,801,039.80

Finding the Fourth Proportional to 14,178,331.80, 21,283,244.10 and 7,801,039.80

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Solution

The fourth proportional to 14,178,331.80, 21,283,244.10 and 7,801,039.80 is: 11,710,223.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178,331.80 : 21,283,244.10 = 7,801,039.80 : x
  2. Step 2: Convert to fraction form
    14,178,331.80/21,283,244.10 = 7,801,039.80/x
  3. Step 3: Cross multiply
    14,178,331.80x = 21,283,244.10 × 7,801,039.80
  4. Step 4: Simplify right side
    14,178,331.80x = 166,031,434,297,215.19
  5. Step 5: Solve for x
    x = 166,031,434,297,215.19/14,178,331.80
  6. Step 6: Final answer
    x = 11,710,223.50

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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.