Home / 11,649,258.76-17,472,707.16-3,128,488.06

Finding the Fourth Proportional to 11,649,258.76, 17,472,707.16 and 3,128,488.06

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Solution

The fourth proportional to 11,649,258.76, 17,472,707.16 and 3,128,488.06 is: 4,692,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649,258.76 : 17,472,707.16 = 3,128,488.06 : x
  2. Step 2: Convert to fraction form
    11,649,258.76/17,472,707.16 = 3,128,488.06/x
  3. Step 3: Cross multiply
    11,649,258.76x = 17,472,707.16 × 3,128,488.06
  4. Step 4: Simplify right side
    11,649,258.76x = 54,663,155,725,936.51
  5. Step 5: Solve for x
    x = 54,663,155,725,936.51/11,649,258.76
  6. Step 6: Final answer
    x = 4,692,414.93

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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.