Home / 10,426,074.36-15,639,962.60-5,236,014.68

Finding the Fourth Proportional to 10,426,074.36, 15,639,962.60 and 5,236,014.68

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Solution

The fourth proportional to 10,426,074.36, 15,639,962.60 and 5,236,014.68 is: 7,854,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426,074.36 : 15,639,962.60 = 5,236,014.68 : x
  2. Step 2: Convert to fraction form
    10,426,074.36/15,639,962.60 = 5,236,014.68/x
  3. Step 3: Cross multiply
    10,426,074.36x = 15,639,962.60 × 5,236,014.68
  4. Step 4: Simplify right side
    10,426,074.36x = 81,891,073,820,313.27
  5. Step 5: Solve for x
    x = 81,891,073,820,313.27/10,426,074.36
  6. Step 6: Final answer
    x = 7,854,449.43

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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.