Home / 13,855,522.50-19,120,019.49-7,575,934.86

Finding the Fourth Proportional to 13,855,522.50, 19,120,019.49 and 7,575,934.86

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Solution

The fourth proportional to 13,855,522.50, 19,120,019.49 and 7,575,934.86 is: 10,454,461.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,855,522.50 : 19,120,019.49 = 7,575,934.86 : x
  2. Step 2: Convert to fraction form
    13,855,522.50/19,120,019.49 = 7,575,934.86/x
  3. Step 3: Cross multiply
    13,855,522.50x = 19,120,019.49 × 7,575,934.86
  4. Step 4: Simplify right side
    13,855,522.50x = 144,852,022,178,170.41
  5. Step 5: Solve for x
    x = 144,852,022,178,170.41/13,855,522.50
  6. Step 6: Final answer
    x = 10,454,461.19

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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.