Home / 30,940,271.04-42,695,074.44-17,888,371.08

Finding the Fourth Proportional to 30,940,271.04, 42,695,074.44 and 17,888,371.08

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Solution

The fourth proportional to 30,940,271.04, 42,695,074.44 and 17,888,371.08 is: 24,684,506.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940,271.04 : 42,695,074.44 = 17,888,371.08 : x
  2. Step 2: Convert to fraction form
    30,940,271.04/42,695,074.44 = 17,888,371.08/x
  3. Step 3: Cross multiply
    30,940,271.04x = 42,695,074.44 × 17,888,371.08
  4. Step 4: Simplify right side
    30,940,271.04x = 763,745,334,870,943.12
  5. Step 5: Solve for x
    x = 763,745,334,870,943.12/30,940,271.04
  6. Step 6: Final answer
    x = 24,684,506.93

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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.