Home / 12,601,417.60-18,889,684.80-6,206,435.20

Finding the Fourth Proportional to 12,601,417.60, 18,889,684.80 and 6,206,435.20

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Solution

The fourth proportional to 12,601,417.60, 18,889,684.80 and 6,206,435.20 is: 9,303,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,417.60 : 18,889,684.80 = 6,206,435.20 : x
  2. Step 2: Convert to fraction form
    12,601,417.60/18,889,684.80 = 6,206,435.20/x
  3. Step 3: Cross multiply
    12,601,417.60x = 18,889,684.80 × 6,206,435.20
  4. Step 4: Simplify right side
    12,601,417.60x = 117,237,604,659,624.97
  5. Step 5: Solve for x
    x = 117,237,604,659,624.97/12,601,417.60
  6. Step 6: Final answer
    x = 9,303,525.08

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1.5x scale

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.