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Finding the Fourth Proportional to 16,643,713.80, 24,965,570.70 and 10,233,179.40

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Solution

The fourth proportional to 16,643,713.80, 24,965,570.70 and 10,233,179.40 is: 15,349,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,643,713.80 : 24,965,570.70 = 10,233,179.40 : x
  2. Step 2: Convert to fraction form
    16,643,713.80/24,965,570.70 = 10,233,179.40/x
  3. Step 3: Cross multiply
    16,643,713.80x = 24,965,570.70 × 10,233,179.40
  4. Step 4: Simplify right side
    16,643,713.80x = 255,477,163,796,483.59
  5. Step 5: Solve for x
    x = 255,477,163,796,483.59/16,643,713.80
  6. Step 6: Final answer
    x = 15,349,769.10

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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.