Home / 12,342,045.36-18,525,009.12-5,956,792.68

Finding the Fourth Proportional to 12,342,045.36, 18,525,009.12 and 5,956,792.68

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Solution

The fourth proportional to 12,342,045.36, 18,525,009.12 and 5,956,792.68 is: 8,940,952.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342,045.36 : 18,525,009.12 = 5,956,792.68 : x
  2. Step 2: Convert to fraction form
    12,342,045.36/18,525,009.12 = 5,956,792.68/x
  3. Step 3: Cross multiply
    12,342,045.36x = 18,525,009.12 × 5,956,792.68
  4. Step 4: Simplify right side
    12,342,045.36x = 110,349,638,722,949.25
  5. Step 5: Solve for x
    x = 110,349,638,722,949.25/12,342,045.36
  6. Step 6: Final answer
    x = 8,940,952.29

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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.