Home / 7,965,140.13-10,991,710.98-4,867,651.35

Finding the Fourth Proportional to 7,965,140.13, 10,991,710.98 and 4,867,651.35

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Solution

The fourth proportional to 7,965,140.13, 10,991,710.98 and 4,867,651.35 is: 6,717,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965,140.13 : 10,991,710.98 = 4,867,651.35 : x
  2. Step 2: Convert to fraction form
    7,965,140.13/10,991,710.98 = 4,867,651.35/x
  3. Step 3: Cross multiply
    7,965,140.13x = 10,991,710.98 × 4,867,651.35
  4. Step 4: Simplify right side
    7,965,140.13x = 53,503,816,790,606.82
  5. Step 5: Solve for x
    x = 53,503,816,790,606.82/7,965,140.13
  6. Step 6: Final answer
    x = 6,717,247.40

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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.