Home / 22,252,503.40-33,378,755.10-13,643,159.20

Finding the Fourth Proportional to 22,252,503.40, 33,378,755.10 and 13,643,159.20

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Solution

The fourth proportional to 22,252,503.40, 33,378,755.10 and 13,643,159.20 is: 20,464,738.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252,503.40 : 33,378,755.10 = 13,643,159.20 : x
  2. Step 2: Convert to fraction form
    22,252,503.40/33,378,755.10 = 13,643,159.20/x
  3. Step 3: Cross multiply
    22,252,503.40x = 33,378,755.10 × 13,643,159.20
  4. Step 4: Simplify right side
    22,252,503.40x = 455,391,669,727,111.94
  5. Step 5: Solve for x
    x = 455,391,669,727,111.94/22,252,503.40
  6. Step 6: Final answer
    x = 20,464,738.80

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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.