Home / 8,303,138.40-12,455,096.40-2,623,807.20

Finding the Fourth Proportional to 8,303,138.40, 12,455,096.40 and 2,623,807.20

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Solution

The fourth proportional to 8,303,138.40, 12,455,096.40 and 2,623,807.20 is: 3,935,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,138.40 : 12,455,096.40 = 2,623,807.20 : x
  2. Step 2: Convert to fraction form
    8,303,138.40/12,455,096.40 = 2,623,807.20/x
  3. Step 3: Cross multiply
    8,303,138.40x = 12,455,096.40 × 2,623,807.20
  4. Step 4: Simplify right side
    8,303,138.40x = 32,679,771,611,014.08
  5. Step 5: Solve for x
    x = 32,679,771,611,014.08/8,303,138.40
  6. Step 6: Final answer
    x = 3,935,833.66

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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.