Home / 18,468,144.88-25,485,595.04-10,095,142.48

Finding the Fourth Proportional to 18,468,144.88, 25,485,595.04 and 10,095,142.48

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Solution

The fourth proportional to 18,468,144.88, 25,485,595.04 and 10,095,142.48 is: 13,931,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,144.88 : 25,485,595.04 = 10,095,142.48 : x
  2. Step 2: Convert to fraction form
    18,468,144.88/25,485,595.04 = 10,095,142.48/x
  3. Step 3: Cross multiply
    18,468,144.88x = 25,485,595.04 × 10,095,142.48
  4. Step 4: Simplify right side
    18,468,144.88x = 257,280,713,116,381.31
  5. Step 5: Solve for x
    x = 257,280,713,116,381.31/18,468,144.88
  6. Step 6: Final answer
    x = 13,931,053.43

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1.5x scale

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.