Home / 12,230,941.10-16,878,709.52-6,724,409.64

Finding the Fourth Proportional to 12,230,941.10, 16,878,709.52 and 6,724,409.64

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Solution

The fourth proportional to 12,230,941.10, 16,878,709.52 and 6,724,409.64 is: 9,279,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230,941.10 : 16,878,709.52 = 6,724,409.64 : x
  2. Step 2: Convert to fraction form
    12,230,941.10/16,878,709.52 = 6,724,409.64/x
  3. Step 3: Cross multiply
    12,230,941.10x = 16,878,709.52 × 6,724,409.64
  4. Step 4: Simplify right side
    12,230,941.10x = 113,499,357,015,622.50
  5. Step 5: Solve for x
    x = 113,499,357,015,622.50/12,230,941.10
  6. Step 6: Final answer
    x = 9,279,691.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.