Home / 13,017,893.20-19,527,902.43-6,537,635.80

Finding the Fourth Proportional to 13,017,893.20, 19,527,902.43 and 6,537,635.80

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Solution

The fourth proportional to 13,017,893.20, 19,527,902.43 and 6,537,635.80 is: 9,806,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017,893.20 : 19,527,902.43 = 6,537,635.80 : x
  2. Step 2: Convert to fraction form
    13,017,893.20/19,527,902.43 = 6,537,635.80/x
  3. Step 3: Cross multiply
    13,017,893.20x = 19,527,902.43 × 6,537,635.80
  4. Step 4: Simplify right side
    13,017,893.20x = 127,666,314,025,274.98
  5. Step 5: Solve for x
    x = 127,666,314,025,274.98/13,017,893.20
  6. Step 6: Final answer
    x = 9,806,987.36

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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.