Home / 12,258,737.51-16,917,056.96-7,105,088.41

Finding the Fourth Proportional to 12,258,737.51, 16,917,056.96 and 7,105,088.41

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Solution

The fourth proportional to 12,258,737.51, 16,917,056.96 and 7,105,088.41 is: 9,805,021.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,737.51 : 16,917,056.96 = 7,105,088.41 : x
  2. Step 2: Convert to fraction form
    12,258,737.51/16,917,056.96 = 7,105,088.41/x
  3. Step 3: Cross multiply
    12,258,737.51x = 16,917,056.96 × 7,105,088.41
  4. Step 4: Simplify right side
    12,258,737.51x = 120,197,185,259,987.73
  5. Step 5: Solve for x
    x = 120,197,185,259,987.73/12,258,737.51
  6. Step 6: Final answer
    x = 9,805,021.54

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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.