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Finding the Fourth Proportional to 24,592,642.80, 36,888,964.20 and 11,810,065.20

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Solution

The fourth proportional to 24,592,642.80, 36,888,964.20 and 11,810,065.20 is: 17,715,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,592,642.80 : 36,888,964.20 = 11,810,065.20 : x
  2. Step 2: Convert to fraction form
    24,592,642.80/36,888,964.20 = 11,810,065.20/x
  3. Step 3: Cross multiply
    24,592,642.80x = 36,888,964.20 × 11,810,065.20
  4. Step 4: Simplify right side
    24,592,642.80x = 435,661,072,362,465.88
  5. Step 5: Solve for x
    x = 435,661,072,362,465.88/24,592,642.80
  6. Step 6: Final answer
    x = 17,715,097.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.