Home / 7,035,846.30-9,709,503.84-3,979,994.94

Finding the Fourth Proportional to 7,035,846.30, 9,709,503.84 and 3,979,994.94

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Solution

The fourth proportional to 7,035,846.30, 9,709,503.84 and 3,979,994.94 is: 5,492,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035,846.30 : 9,709,503.84 = 3,979,994.94 : x
  2. Step 2: Convert to fraction form
    7,035,846.30/9,709,503.84 = 3,979,994.94/x
  3. Step 3: Cross multiply
    7,035,846.30x = 9,709,503.84 × 3,979,994.94
  4. Step 4: Simplify right side
    7,035,846.30x = 38,643,776,153,110.57
  5. Step 5: Solve for x
    x = 38,643,776,153,110.57/7,035,846.30
  6. Step 6: Final answer
    x = 5,492,413.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.