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Finding the Fourth Proportional to 16,643,702.80, 24,965,554.20 and 10,233,168.40

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Solution

The fourth proportional to 16,643,702.80, 24,965,554.20 and 10,233,168.40 is: 15,349,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,643,702.80 : 24,965,554.20 = 10,233,168.40 : x
  2. Step 2: Convert to fraction form
    16,643,702.80/24,965,554.20 = 10,233,168.40/x
  3. Step 3: Cross multiply
    16,643,702.80x = 24,965,554.20 × 10,233,168.40
  4. Step 4: Simplify right side
    16,643,702.80x = 255,476,720,327,927.28
  5. Step 5: Solve for x
    x = 255,476,720,327,927.28/16,643,702.80
  6. Step 6: Final answer
    x = 15,349,752.60

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1.5x scale

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.