Home / 13,017,892.20-19,527,900.93-6,537,634.80

Finding the Fourth Proportional to 13,017,892.20, 19,527,900.93 and 6,537,634.80

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Solution

The fourth proportional to 13,017,892.20, 19,527,900.93 and 6,537,634.80 is: 9,806,985.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017,892.20 : 19,527,900.93 = 6,537,634.80 : x
  2. Step 2: Convert to fraction form
    13,017,892.20/19,527,900.93 = 6,537,634.80/x
  3. Step 3: Cross multiply
    13,017,892.20x = 19,527,900.93 × 6,537,634.80
  4. Step 4: Simplify right side
    13,017,892.20x = 127,666,284,690,920.36
  5. Step 5: Solve for x
    x = 127,666,284,690,920.36/13,017,892.20
  6. Step 6: Final answer
    x = 9,806,985.86

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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.