Home / 10,485,050.76-15,733,226.16-4,423,983.30

Finding the Fourth Proportional to 10,485,050.76, 15,733,226.16 and 4,423,983.30

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Solution

The fourth proportional to 10,485,050.76, 15,733,226.16 and 4,423,983.30 is: 6,638,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485,050.76 : 15,733,226.16 = 4,423,983.30 : x
  2. Step 2: Convert to fraction form
    10,485,050.76/15,733,226.16 = 4,423,983.30/x
  3. Step 3: Cross multiply
    10,485,050.76x = 15,733,226.16 × 4,423,983.30
  4. Step 4: Simplify right side
    10,485,050.76x = 69,603,529,786,963.12
  5. Step 5: Solve for x
    x = 69,603,529,786,963.12/10,485,050.76
  6. Step 6: Final answer
    x = 6,638,358.88

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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.