Home / 10,685,824.40-16,039,234.20-5,300,555.60

Finding the Fourth Proportional to 10,685,824.40, 16,039,234.20 and 5,300,555.60

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Solution

The fourth proportional to 10,685,824.40, 16,039,234.20 and 5,300,555.60 is: 7,956,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685,824.40 : 16,039,234.20 = 5,300,555.60 : x
  2. Step 2: Convert to fraction form
    10,685,824.40/16,039,234.20 = 5,300,555.60/x
  3. Step 3: Cross multiply
    10,685,824.40x = 16,039,234.20 × 5,300,555.60
  4. Step 4: Simplify right side
    10,685,824.40x = 85,016,852,658,521.52
  5. Step 5: Solve for x
    x = 85,016,852,658,521.52/10,685,824.40
  6. Step 6: Final answer
    x = 7,956,040.59

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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.