Home / 10,639,615.23-15,956,515.35-3,814,921.35

Finding the Fourth Proportional to 10,639,615.23, 15,956,515.35 and 3,814,921.35

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Solution

The fourth proportional to 10,639,615.23, 15,956,515.35 and 3,814,921.35 is: 5,721,339.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,615.23 : 15,956,515.35 = 3,814,921.35 : x
  2. Step 2: Convert to fraction form
    10,639,615.23/15,956,515.35 = 3,814,921.35/x
  3. Step 3: Cross multiply
    10,639,615.23x = 15,956,515.35 × 3,814,921.35
  4. Step 4: Simplify right side
    10,639,615.23x = 60,872,851,080,317.72
  5. Step 5: Solve for x
    x = 60,872,851,080,317.72/10,639,615.23
  6. Step 6: Final answer
    x = 5,721,339.52

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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.