Home / 7,381,156.40-11,062,403.40-6,578,673.20

Finding the Fourth Proportional to 7,381,156.40, 11,062,403.40 and 6,578,673.20

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Solution

The fourth proportional to 7,381,156.40, 11,062,403.40 and 6,578,673.20 is: 9,859,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,156.40 : 11,062,403.40 = 6,578,673.20 : x
  2. Step 2: Convert to fraction form
    7,381,156.40/11,062,403.40 = 6,578,673.20/x
  3. Step 3: Cross multiply
    7,381,156.40x = 11,062,403.40 × 6,578,673.20
  4. Step 4: Simplify right side
    7,381,156.40x = 72,775,936,775,168.89
  5. Step 5: Solve for x
    x = 72,775,936,775,168.89/7,381,156.40
  6. Step 6: Final answer
    x = 9,859,693.09

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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.