Home / 10,219,684.64-15,335,908.91-6,810,363.50

Finding the Fourth Proportional to 10,219,684.64, 15,335,908.91 and 6,810,363.50

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Solution

The fourth proportional to 10,219,684.64, 15,335,908.91 and 6,810,363.50 is: 10,219,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219,684.64 : 15,335,908.91 = 6,810,363.50 : x
  2. Step 2: Convert to fraction form
    10,219,684.64/15,335,908.91 = 6,810,363.50/x
  3. Step 3: Cross multiply
    10,219,684.64x = 15,335,908.91 × 6,810,363.50
  4. Step 4: Simplify right side
    10,219,684.64x = 104,443,114,169,257.42
  5. Step 5: Solve for x
    x = 104,443,114,169,257.42/10,219,684.64
  6. Step 6: Final answer
    x = 10,219,798.15

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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.