Home / 9,015,461.24-13,490,866.54-7,805,200.82

Finding the Fourth Proportional to 9,015,461.24, 13,490,866.54 and 7,805,200.82

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Solution

The fourth proportional to 9,015,461.24, 13,490,866.54 and 7,805,200.82 is: 11,679,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015,461.24 : 13,490,866.54 = 7,805,200.82 : x
  2. Step 2: Convert to fraction form
    9,015,461.24/13,490,866.54 = 7,805,200.82/x
  3. Step 3: Cross multiply
    9,015,461.24x = 13,490,866.54 × 7,805,200.82
  4. Step 4: Simplify right side
    9,015,461.24x = 105,298,922,580,518.56
  5. Step 5: Solve for x
    x = 105,298,922,580,518.56/9,015,461.24
  6. Step 6: Final answer
    x = 11,679,815.35

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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.