Home / 18,051,659.16-24,911,142.19-9,791,700.76

Finding the Fourth Proportional to 18,051,659.16, 24,911,142.19 and 9,791,700.76

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Solution

The fourth proportional to 18,051,659.16, 24,911,142.19 and 9,791,700.76 is: 13,512,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,659.16 : 24,911,142.19 = 9,791,700.76 : x
  2. Step 2: Convert to fraction form
    18,051,659.16/24,911,142.19 = 9,791,700.76/x
  3. Step 3: Cross multiply
    18,051,659.16x = 24,911,142.19 × 9,791,700.76
  4. Step 4: Simplify right side
    18,051,659.16x = 243,922,449,914,291.06
  5. Step 5: Solve for x
    x = 243,922,449,914,291.06/18,051,659.16
  6. Step 6: Final answer
    x = 13,512,467.07

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Double scale
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1.5x scale

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.