Home / 18,707,117.55-25,814,534.65-10,334,116.95

Finding the Fourth Proportional to 18,707,117.55, 25,814,534.65 and 10,334,116.95

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Solution

The fourth proportional to 18,707,117.55, 25,814,534.65 and 10,334,116.95 is: 14,260,370.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,707,117.55 : 25,814,534.65 = 10,334,116.95 : x
  2. Step 2: Convert to fraction form
    18,707,117.55/25,814,534.65 = 10,334,116.95/x
  3. Step 3: Cross multiply
    18,707,117.55x = 25,814,534.65 × 10,334,116.95
  4. Step 4: Simplify right side
    18,707,117.55x = 266,770,420,082,927.28
  5. Step 5: Solve for x
    x = 266,770,420,082,927.28/18,707,117.55
  6. Step 6: Final answer
    x = 14,260,370.12

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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.