Home / 8,410,887.36-12,616,329.63-2,021,139.72

Finding the Fourth Proportional to 8,410,887.36, 12,616,329.63 and 2,021,139.72

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Solution

The fourth proportional to 8,410,887.36, 12,616,329.63 and 2,021,139.72 is: 3,031,709.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,887.36 : 12,616,329.63 = 2,021,139.72 : x
  2. Step 2: Convert to fraction form
    8,410,887.36/12,616,329.63 = 2,021,139.72/x
  3. Step 3: Cross multiply
    8,410,887.36x = 12,616,329.63 × 2,021,139.72
  4. Step 4: Simplify right side
    8,410,887.36x = 25,499,364,935,805.91
  5. Step 5: Solve for x
    x = 25,499,364,935,805.91/8,410,887.36
  6. Step 6: Final answer
    x = 3,031,709.24

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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.