Home / 10,363,890.55-15,545,835.83-4,969,764.40

Finding the Fourth Proportional to 10,363,890.55, 15,545,835.83 and 4,969,764.40

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Solution

The fourth proportional to 10,363,890.55, 15,545,835.83 and 4,969,764.40 is: 7,454,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,890.55 : 15,545,835.83 = 4,969,764.40 : x
  2. Step 2: Convert to fraction form
    10,363,890.55/15,545,835.83 = 4,969,764.40/x
  3. Step 3: Cross multiply
    10,363,890.55x = 15,545,835.83 × 4,969,764.40
  4. Step 4: Simplify right side
    10,363,890.55x = 77,259,141,476,178.45
  5. Step 5: Solve for x
    x = 77,259,141,476,178.45/10,363,890.55
  6. Step 6: Final answer
    x = 7,454,646.60

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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.