Home / 19,043,229.53-26,287,701.19-12,856,655.77

Finding the Fourth Proportional to 19,043,229.53, 26,287,701.19 and 12,856,655.77

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Solution

The fourth proportional to 19,043,229.53, 26,287,701.19 and 12,856,655.77 is: 17,747,616.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043,229.53 : 26,287,701.19 = 12,856,655.77 : x
  2. Step 2: Convert to fraction form
    19,043,229.53/26,287,701.19 = 12,856,655.77/x
  3. Step 3: Cross multiply
    19,043,229.53x = 26,287,701.19 × 12,856,655.77
  4. Step 4: Simplify right side
    19,043,229.53x = 337,971,925,086,588.50
  5. Step 5: Solve for x
    x = 337,971,925,086,588.50/19,043,229.53
  6. Step 6: Final answer
    x = 17,747,616.00

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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.