Home / 12,262,069.80-18,393,104.70-3,742,392.60

Finding the Fourth Proportional to 12,262,069.80, 18,393,104.70 and 3,742,392.60

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Solution

The fourth proportional to 12,262,069.80, 18,393,104.70 and 3,742,392.60 is: 5,613,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,069.80 : 18,393,104.70 = 3,742,392.60 : x
  2. Step 2: Convert to fraction form
    12,262,069.80/18,393,104.70 = 3,742,392.60/x
  3. Step 3: Cross multiply
    12,262,069.80x = 18,393,104.70 × 3,742,392.60
  4. Step 4: Simplify right side
    12,262,069.80x = 68,834,218,920,305.22
  5. Step 5: Solve for x
    x = 68,834,218,920,305.22/12,262,069.80
  6. Step 6: Final answer
    x = 5,613,588.90

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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.