Home / 19,419,945.50-26,799,392.85-10,718,117.93

Finding the Fourth Proportional to 19,419,945.50, 26,799,392.85 and 10,718,117.93

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Solution

The fourth proportional to 19,419,945.50, 26,799,392.85 and 10,718,117.93 is: 14,790,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,945.50 : 26,799,392.85 = 10,718,117.93 : x
  2. Step 2: Convert to fraction form
    19,419,945.50/26,799,392.85 = 10,718,117.93/x
  3. Step 3: Cross multiply
    19,419,945.50x = 26,799,392.85 × 10,718,117.93
  4. Step 4: Simplify right side
    19,419,945.50x = 287,239,052,884,701.88
  5. Step 5: Solve for x
    x = 287,239,052,884,701.88/19,419,945.50
  6. Step 6: Final answer
    x = 14,790,929.92

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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.