Home / 14,487,371.80-21,717,233.70-5,387,032.60

Finding the Fourth Proportional to 14,487,371.80, 21,717,233.70 and 5,387,032.60

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Solution

The fourth proportional to 14,487,371.80, 21,717,233.70 and 5,387,032.60 is: 8,075,408.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,371.80 : 21,717,233.70 = 5,387,032.60 : x
  2. Step 2: Convert to fraction form
    14,487,371.80/21,717,233.70 = 5,387,032.60/x
  3. Step 3: Cross multiply
    14,487,371.80x = 21,717,233.70 × 5,387,032.60
  4. Step 4: Simplify right side
    14,487,371.80x = 116,991,445,923,718.61
  5. Step 5: Solve for x
    x = 116,991,445,923,718.61/14,487,371.80
  6. Step 6: Final answer
    x = 8,075,408.54

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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.