Home / 8,303,753.40-12,455,630.10-7,463,945.40

Finding the Fourth Proportional to 8,303,753.40, 12,455,630.10 and 7,463,945.40

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Solution

The fourth proportional to 8,303,753.40, 12,455,630.10 and 7,463,945.40 is: 11,195,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,753.40 : 12,455,630.10 = 7,463,945.40 : x
  2. Step 2: Convert to fraction form
    8,303,753.40/12,455,630.10 = 7,463,945.40/x
  3. Step 3: Cross multiply
    8,303,753.40x = 12,455,630.10 × 7,463,945.40
  4. Step 4: Simplify right side
    8,303,753.40x = 92,968,142,988,996.55
  5. Step 5: Solve for x
    x = 92,968,142,988,996.55/8,303,753.40
  6. Step 6: Final answer
    x = 11,195,918.10

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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.