Home / 30,940,267.29-42,695,069.26-17,888,367.32

Finding the Fourth Proportional to 30,940,267.29, 42,695,069.26 and 17,888,367.32

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Solution

The fourth proportional to 30,940,267.29, 42,695,069.26 and 17,888,367.32 is: 24,684,501.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940,267.29 : 42,695,069.26 = 17,888,367.32 : x
  2. Step 2: Convert to fraction form
    30,940,267.29/42,695,069.26 = 17,888,367.32/x
  3. Step 3: Cross multiply
    30,940,267.29x = 42,695,069.26 × 17,888,367.32
  4. Step 4: Simplify right side
    30,940,267.29x = 763,745,081,675,720.50
  5. Step 5: Solve for x
    x = 763,745,081,675,720.50/30,940,267.29
  6. Step 6: Final answer
    x = 24,684,501.74

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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.