Home / 12,413,069.54-17,128,017.42-6,906,302.90

Finding the Fourth Proportional to 12,413,069.54, 17,128,017.42 and 6,906,302.90

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Solution

The fourth proportional to 12,413,069.54, 17,128,017.42 and 6,906,302.90 is: 9,529,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413,069.54 : 17,128,017.42 = 6,906,302.90 : x
  2. Step 2: Convert to fraction form
    12,413,069.54/17,128,017.42 = 6,906,302.90/x
  3. Step 3: Cross multiply
    12,413,069.54x = 17,128,017.42 × 6,906,302.90
  4. Step 4: Simplify right side
    12,413,069.54x = 118,291,276,293,356.44
  5. Step 5: Solve for x
    x = 118,291,276,293,356.44/12,413,069.54
  6. Step 6: Final answer
    x = 9,529,574.93

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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.