Home / 8,304,336.40-12,456,504.60-7,406,791.60

Finding the Fourth Proportional to 8,304,336.40, 12,456,504.60 and 7,406,791.60

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Solution

The fourth proportional to 8,304,336.40, 12,456,504.60 and 7,406,791.60 is: 11,110,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,336.40 : 12,456,504.60 = 7,406,791.60 : x
  2. Step 2: Convert to fraction form
    8,304,336.40/12,456,504.60 = 7,406,791.60/x
  3. Step 3: Cross multiply
    8,304,336.40x = 12,456,504.60 × 7,406,791.60
  4. Step 4: Simplify right side
    8,304,336.40x = 92,262,733,636,641.36
  5. Step 5: Solve for x
    x = 92,262,733,636,641.36/8,304,336.40
  6. Step 6: Final answer
    x = 11,110,187.40

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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.