Home / 10,511,036.40-15,768,887.40-4,829,890.80

Finding the Fourth Proportional to 10,511,036.40, 15,768,887.40 and 4,829,890.80

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Solution

The fourth proportional to 10,511,036.40, 15,768,887.40 and 4,829,890.80 is: 7,245,908.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511,036.40 : 15,768,887.40 = 4,829,890.80 : x
  2. Step 2: Convert to fraction form
    10,511,036.40/15,768,887.40 = 4,829,890.80/x
  3. Step 3: Cross multiply
    10,511,036.40x = 15,768,887.40 × 4,829,890.80
  4. Step 4: Simplify right side
    10,511,036.40x = 76,162,004,179,495.92
  5. Step 5: Solve for x
    x = 76,162,004,179,495.92/10,511,036.40
  6. Step 6: Final answer
    x = 7,245,908.14

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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.