Home / 10,293,861.81-15,439,952.09-3,470,287.86

Finding the Fourth Proportional to 10,293,861.81, 15,439,952.09 and 3,470,287.86

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Solution

The fourth proportional to 10,293,861.81, 15,439,952.09 and 3,470,287.86 is: 5,205,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293,861.81 : 15,439,952.09 = 3,470,287.86 : x
  2. Step 2: Convert to fraction form
    10,293,861.81/15,439,952.09 = 3,470,287.86/x
  3. Step 3: Cross multiply
    10,293,861.81x = 15,439,952.09 × 3,470,287.86
  4. Step 4: Simplify right side
    10,293,861.81x = 53,581,078,305,584.34
  5. Step 5: Solve for x
    x = 53,581,078,305,584.34/10,293,861.81
  6. Step 6: Final answer
    x = 5,205,148.40

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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.