Home / 28,579,097.94-42,866,909.19-10,135,955.22

Finding the Fourth Proportional to 28,579,097.94, 42,866,909.19 and 10,135,955.22

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Solution

The fourth proportional to 28,579,097.94, 42,866,909.19 and 10,135,955.22 is: 15,203,316.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,579,097.94 : 42,866,909.19 = 10,135,955.22 : x
  2. Step 2: Convert to fraction form
    28,579,097.94/42,866,909.19 = 10,135,955.22/x
  3. Step 3: Cross multiply
    28,579,097.94x = 42,866,909.19 × 10,135,955.22
  4. Step 4: Simplify right side
    28,579,097.94x = 434,497,071,969,646.50
  5. Step 5: Solve for x
    x = 434,497,071,969,646.50/28,579,097.94
  6. Step 6: Final answer
    x = 15,203,316.52

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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.