Home / 8,304,355.40-12,456,533.10-7,406,810.60

Finding the Fourth Proportional to 8,304,355.40, 12,456,533.10 and 7,406,810.60

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Solution

The fourth proportional to 8,304,355.40, 12,456,533.10 and 7,406,810.60 is: 11,110,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,355.40 : 12,456,533.10 = 7,406,810.60 : x
  2. Step 2: Convert to fraction form
    8,304,355.40/12,456,533.10 = 7,406,810.60/x
  3. Step 3: Cross multiply
    8,304,355.40x = 12,456,533.10 × 7,406,810.60
  4. Step 4: Simplify right side
    8,304,355.40x = 92,263,181,404,330.86
  5. Step 5: Solve for x
    x = 92,263,181,404,330.86/8,304,355.40
  6. Step 6: Final answer
    x = 11,110,215.90

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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.