Home / 16,000,869.51-22,081,258.07-8,658,701.88

Finding the Fourth Proportional to 16,000,869.51, 22,081,258.07 and 8,658,701.88

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Solution

The fourth proportional to 16,000,869.51, 22,081,258.07 and 8,658,701.88 is: 11,949,040.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,869.51 : 22,081,258.07 = 8,658,701.88 : x
  2. Step 2: Convert to fraction form
    16,000,869.51/22,081,258.07 = 8,658,701.88/x
  3. Step 3: Cross multiply
    16,000,869.51x = 22,081,258.07 × 8,658,701.88
  4. Step 4: Simplify right side
    16,000,869.51x = 191,195,030,720,180.69
  5. Step 5: Solve for x
    x = 191,195,030,720,180.69/16,000,869.51
  6. Step 6: Final answer
    x = 11,949,040.06

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1.5x scale

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.