Home / 13,660,350.66-18,851,277.69-7,548,725.70

Finding the Fourth Proportional to 13,660,350.66, 18,851,277.69 and 7,548,725.70

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Solution

The fourth proportional to 13,660,350.66, 18,851,277.69 and 7,548,725.70 is: 10,417,238.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,660,350.66 : 18,851,277.69 = 7,548,725.70 : x
  2. Step 2: Convert to fraction form
    13,660,350.66/18,851,277.69 = 7,548,725.70/x
  3. Step 3: Cross multiply
    13,660,350.66x = 18,851,277.69 × 7,548,725.70
  4. Step 4: Simplify right side
    13,660,350.66x = 142,303,124,376,339.66
  5. Step 5: Solve for x
    x = 142,303,124,376,339.66/13,660,350.66
  6. Step 6: Final answer
    x = 10,417,238.03

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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.