Home / 14,372,345.16-21,561,915.81-4,656,942.12

Finding the Fourth Proportional to 14,372,345.16, 21,561,915.81 and 4,656,942.12

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Solution

The fourth proportional to 14,372,345.16, 21,561,915.81 and 4,656,942.12 is: 6,986,514.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372,345.16 : 21,561,915.81 = 4,656,942.12 : x
  2. Step 2: Convert to fraction form
    14,372,345.16/21,561,915.81 = 4,656,942.12/x
  3. Step 3: Cross multiply
    14,372,345.16x = 21,561,915.81 × 4,656,942.12
  4. Step 4: Simplify right side
    14,372,345.16x = 100,412,593,923,482.91
  5. Step 5: Solve for x
    x = 100,412,593,923,482.91/14,372,345.16
  6. Step 6: Final answer
    x = 6,986,514.23

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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.