Home / 10,543,491.60-15,815,237.40-6,288,464.40

Finding the Fourth Proportional to 10,543,491.60, 15,815,237.40 and 6,288,464.40

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Solution

The fourth proportional to 10,543,491.60, 15,815,237.40 and 6,288,464.40 is: 9,432,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543,491.60 : 15,815,237.40 = 6,288,464.40 : x
  2. Step 2: Convert to fraction form
    10,543,491.60/15,815,237.40 = 6,288,464.40/x
  3. Step 3: Cross multiply
    10,543,491.60x = 15,815,237.40 × 6,288,464.40
  4. Step 4: Simplify right side
    10,543,491.60x = 99,453,557,367,448.56
  5. Step 5: Solve for x
    x = 99,453,557,367,448.56/10,543,491.60
  6. Step 6: Final answer
    x = 9,432,696.60

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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.