Home / 11,847,870.10-17,771,805.15-2,872,422.10

Finding the Fourth Proportional to 11,847,870.10, 17,771,805.15 and 2,872,422.10

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Solution

The fourth proportional to 11,847,870.10, 17,771,805.15 and 2,872,422.10 is: 4,308,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,870.10 : 17,771,805.15 = 2,872,422.10 : x
  2. Step 2: Convert to fraction form
    11,847,870.10/17,771,805.15 = 2,872,422.10/x
  3. Step 3: Cross multiply
    11,847,870.10x = 17,771,805.15 × 2,872,422.10
  4. Step 4: Simplify right side
    11,847,870.10x = 51,048,125,869,753.81
  5. Step 5: Solve for x
    x = 51,048,125,869,753.81/11,847,870.10
  6. Step 6: Final answer
    x = 4,308,633.15

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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.