Home / 13,851,103.15-19,114,188.68-7,571,351.35

Finding the Fourth Proportional to 13,851,103.15, 19,114,188.68 and 7,571,351.35

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Solution

The fourth proportional to 13,851,103.15, 19,114,188.68 and 7,571,351.35 is: 10,448,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,103.15 : 19,114,188.68 = 7,571,351.35 : x
  2. Step 2: Convert to fraction form
    13,851,103.15/19,114,188.68 = 7,571,351.35/x
  3. Step 3: Cross multiply
    13,851,103.15x = 19,114,188.68 × 7,571,351.35
  4. Step 4: Simplify right side
    13,851,103.15x = 144,720,238,133,045.03
  5. Step 5: Solve for x
    x = 144,720,238,133,045.03/13,851,103.15
  6. Step 6: Final answer
    x = 10,448,282.47

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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.