Home / 22,116,809.40-33,172,855.70-7,740,151.80

Finding the Fourth Proportional to 22,116,809.40, 33,172,855.70 and 7,740,151.80

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Solution

The fourth proportional to 22,116,809.40, 33,172,855.70 and 7,740,151.80 is: 11,609,402.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,116,809.40 : 33,172,855.70 = 7,740,151.80 : x
  2. Step 2: Convert to fraction form
    22,116,809.40/33,172,855.70 = 7,740,151.80/x
  3. Step 3: Cross multiply
    22,116,809.40x = 33,172,855.70 × 7,740,151.80
  4. Step 4: Simplify right side
    22,116,809.40x = 256,762,938,757,495.25
  5. Step 5: Solve for x
    x = 256,762,938,757,495.25/22,116,809.40
  6. Step 6: Final answer
    x = 11,609,402.34

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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.