Home / 19,421,645.50-26,797,869.90-11,160,111.66

Finding the Fourth Proportional to 19,421,645.50, 26,797,869.90 and 11,160,111.66

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Solution

The fourth proportional to 19,421,645.50, 26,797,869.90 and 11,160,111.66 is: 15,398,655.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,645.50 : 26,797,869.90 = 11,160,111.66 : x
  2. Step 2: Convert to fraction form
    19,421,645.50/26,797,869.90 = 11,160,111.66/x
  3. Step 3: Cross multiply
    19,421,645.50x = 26,797,869.90 × 11,160,111.66
  4. Step 4: Simplify right side
    19,421,645.50x = 299,067,220,334,153
  5. Step 5: Solve for x
    x = 299,067,220,334,153/19,421,645.50
  6. Step 6: Final answer
    x = 15,398,655.09

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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.