Home / 21,854,635.34-30,161,449.05-16,338,457.58

Finding the Fourth Proportional to 21,854,635.34, 30,161,449.05 and 16,338,457.58

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Solution

The fourth proportional to 21,854,635.34, 30,161,449.05 and 16,338,457.58 is: 22,548,605.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854,635.34 : 30,161,449.05 = 16,338,457.58 : x
  2. Step 2: Convert to fraction form
    21,854,635.34/30,161,449.05 = 16,338,457.58/x
  3. Step 3: Cross multiply
    21,854,635.34x = 30,161,449.05 × 16,338,457.58
  4. Step 4: Simplify right side
    21,854,635.34x = 492,791,555,854,756.31
  5. Step 5: Solve for x
    x = 492,791,555,854,756.31/21,854,635.34
  6. Step 6: Final answer
    x = 22,548,605.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.