Home / 45,113,905.12-67,673,466.56-12,763,097.64

Finding the Fourth Proportional to 45,113,905.12, 67,673,466.56 and 12,763,097.64

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Solution

The fourth proportional to 45,113,905.12, 67,673,466.56 and 12,763,097.64 is: 19,145,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,113,905.12 : 67,673,466.56 = 12,763,097.64 : x
  2. Step 2: Convert to fraction form
    45,113,905.12/67,673,466.56 = 12,763,097.64/x
  3. Step 3: Cross multiply
    45,113,905.12x = 67,673,466.56 × 12,763,097.64
  4. Step 4: Simplify right side
    45,113,905.12x = 863,723,061,342,555
  5. Step 5: Solve for x
    x = 863,723,061,342,555/45,113,905.12
  6. Step 6: Final answer
    x = 19,145,384.53

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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.