Home / 30,941,276.58-42,696,458.37-17,889,372.90

Finding the Fourth Proportional to 30,941,276.58, 42,696,458.37 and 17,889,372.90

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Solution

The fourth proportional to 30,941,276.58, 42,696,458.37 and 17,889,372.90 is: 24,685,887.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941,276.58 : 42,696,458.37 = 17,889,372.90 : x
  2. Step 2: Convert to fraction form
    30,941,276.58/42,696,458.37 = 17,889,372.90/x
  3. Step 3: Cross multiply
    30,941,276.58x = 42,696,458.37 × 17,889,372.90
  4. Step 4: Simplify right side
    30,941,276.58x = 763,812,865,290,256
  5. Step 5: Solve for x
    x = 763,812,865,290,256/30,941,276.58
  6. Step 6: Final answer
    x = 24,685,887.26

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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.