Home / 9,015,460.24-13,490,865.04-7,805,199.82

Finding the Fourth Proportional to 9,015,460.24, 13,490,865.04 and 7,805,199.82

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Solution

The fourth proportional to 9,015,460.24, 13,490,865.04 and 7,805,199.82 is: 11,679,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015,460.24 : 13,490,865.04 = 7,805,199.82 : x
  2. Step 2: Convert to fraction form
    9,015,460.24/13,490,865.04 = 7,805,199.82/x
  3. Step 3: Cross multiply
    9,015,460.24x = 13,490,865.04 × 7,805,199.82
  4. Step 4: Simplify right side
    9,015,460.24x = 105,298,897,381,852.30
  5. Step 5: Solve for x
    x = 105,298,897,381,852.30/9,015,460.24
  6. Step 6: Final answer
    x = 11,679,813.85

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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.