Home / 10,620,421.02-15,926,239.29-3,331,449.42

Finding the Fourth Proportional to 10,620,421.02, 15,926,239.29 and 3,331,449.42

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Solution

The fourth proportional to 10,620,421.02, 15,926,239.29 and 3,331,449.42 is: 4,995,796.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620,421.02 : 15,926,239.29 = 3,331,449.42 : x
  2. Step 2: Convert to fraction form
    10,620,421.02/15,926,239.29 = 3,331,449.42/x
  3. Step 3: Cross multiply
    10,620,421.02x = 15,926,239.29 × 3,331,449.42
  4. Step 4: Simplify right side
    10,620,421.02x = 53,057,460,645,451.71
  5. Step 5: Solve for x
    x = 53,057,460,645,451.71/10,620,421.02
  6. Step 6: Final answer
    x = 4,995,796.36

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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.