Home / 12,299,009.40-18,448,514.10-5,567,423.40

Finding the Fourth Proportional to 12,299,009.40, 18,448,514.10 and 5,567,423.40

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Solution

The fourth proportional to 12,299,009.40, 18,448,514.10 and 5,567,423.40 is: 8,351,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,009.40 : 18,448,514.10 = 5,567,423.40 : x
  2. Step 2: Convert to fraction form
    12,299,009.40/18,448,514.10 = 5,567,423.40/x
  3. Step 3: Cross multiply
    12,299,009.40x = 18,448,514.10 × 5,567,423.40
  4. Step 4: Simplify right side
    12,299,009.40x = 102,710,689,095,569.95
  5. Step 5: Solve for x
    x = 102,710,689,095,569.95/12,299,009.40
  6. Step 6: Final answer
    x = 8,351,135.10

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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.