Home / 10,873,401.40-16,315,350.90-7,671,633.40

Finding the Fourth Proportional to 10,873,401.40, 16,315,350.90 and 7,671,633.40

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Solution

The fourth proportional to 10,873,401.40, 16,315,350.90 and 7,671,633.40 is: 11,511,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873,401.40 : 16,315,350.90 = 7,671,633.40 : x
  2. Step 2: Convert to fraction form
    10,873,401.40/16,315,350.90 = 7,671,633.40/x
  3. Step 3: Cross multiply
    10,873,401.40x = 16,315,350.90 × 7,671,633.40
  4. Step 4: Simplify right side
    10,873,401.40x = 125,165,390,897,160.06
  5. Step 5: Solve for x
    x = 125,165,390,897,160.06/10,873,401.40
  6. Step 6: Final answer
    x = 11,511,153.35

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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.