Home / 11,821,878.20-17,732,817.30-4,249,609.40

Finding the Fourth Proportional to 11,821,878.20, 17,732,817.30 and 4,249,609.40

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Solution

The fourth proportional to 11,821,878.20, 17,732,817.30 and 4,249,609.40 is: 6,374,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,878.20 : 17,732,817.30 = 4,249,609.40 : x
  2. Step 2: Convert to fraction form
    11,821,878.20/17,732,817.30 = 4,249,609.40/x
  3. Step 3: Cross multiply
    11,821,878.20x = 17,732,817.30 × 4,249,609.40
  4. Step 4: Simplify right side
    11,821,878.20x = 75,357,547,086,562.62
  5. Step 5: Solve for x
    x = 75,357,547,086,562.62/11,821,878.20
  6. Step 6: Final answer
    x = 6,374,414.10

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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.