Home / 14,920,615.40-22,380,923.10-13,240,999.40

Finding the Fourth Proportional to 14,920,615.40, 22,380,923.10 and 13,240,999.40

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Solution

The fourth proportional to 14,920,615.40, 22,380,923.10 and 13,240,999.40 is: 19,861,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920,615.40 : 22,380,923.10 = 13,240,999.40 : x
  2. Step 2: Convert to fraction form
    14,920,615.40/22,380,923.10 = 13,240,999.40/x
  3. Step 3: Cross multiply
    14,920,615.40x = 22,380,923.10 × 13,240,999.40
  4. Step 4: Simplify right side
    14,920,615.40x = 296,345,789,338,546.19
  5. Step 5: Solve for x
    x = 296,345,789,338,546.19/14,920,615.40
  6. Step 6: Final answer
    x = 19,861,499.10

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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.