Home / 12,616,465.23-17,410,737.48-6,815,247.05

Finding the Fourth Proportional to 12,616,465.23, 17,410,737.48 and 6,815,247.05

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Solution

The fourth proportional to 12,616,465.23, 17,410,737.48 and 6,815,247.05 is: 9,405,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,465.23 : 17,410,737.48 = 6,815,247.05 : x
  2. Step 2: Convert to fraction form
    12,616,465.23/17,410,737.48 = 6,815,247.05/x
  3. Step 3: Cross multiply
    12,616,465.23x = 17,410,737.48 × 6,815,247.05
  4. Step 4: Simplify right side
    12,616,465.23x = 118,658,477,266,864.11
  5. Step 5: Solve for x
    x = 118,658,477,266,864.11/12,616,465.23
  6. Step 6: Final answer
    x = 9,405,049.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.