Home / 10,369,218.20-15,553,827.30-9,705,666.20

Finding the Fourth Proportional to 10,369,218.20, 15,553,827.30 and 9,705,666.20

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Solution

The fourth proportional to 10,369,218.20, 15,553,827.30 and 9,705,666.20 is: 14,558,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,218.20 : 15,553,827.30 = 9,705,666.20 : x
  2. Step 2: Convert to fraction form
    10,369,218.20/15,553,827.30 = 9,705,666.20/x
  3. Step 3: Cross multiply
    10,369,218.20x = 15,553,827.30 × 9,705,666.20
  4. Step 4: Simplify right side
    10,369,218.20x = 150,960,255,906,247.25
  5. Step 5: Solve for x
    x = 150,960,255,906,247.25/10,369,218.20
  6. Step 6: Final answer
    x = 14,558,499.30

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Double scale
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Similar ratio
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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.