Home / 22,453,838.40-30,986,116.50-13,035,503.31

Finding the Fourth Proportional to 22,453,838.40, 30,986,116.50 and 13,035,503.31

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Solution

The fourth proportional to 22,453,838.40, 30,986,116.50 and 13,035,503.31 is: 17,988,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,453,838.40 : 30,986,116.50 = 13,035,503.31 : x
  2. Step 2: Convert to fraction form
    22,453,838.40/30,986,116.50 = 13,035,503.31/x
  3. Step 3: Cross multiply
    22,453,838.40x = 30,986,116.50 × 13,035,503.31
  4. Step 4: Simplify right side
    22,453,838.40x = 403,919,624,199,795.62
  5. Step 5: Solve for x
    x = 403,919,624,199,795.62/22,453,838.40
  6. Step 6: Final answer
    x = 17,988,889.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.