Home / 19,139,751.40-26,412,264.66-10,880,714.92

Finding the Fourth Proportional to 19,139,751.40, 26,412,264.66 and 10,880,714.92

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Solution

The fourth proportional to 19,139,751.40, 26,412,264.66 and 10,880,714.92 is: 15,015,049.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,139,751.40 : 26,412,264.66 = 10,880,714.92 : x
  2. Step 2: Convert to fraction form
    19,139,751.40/26,412,264.66 = 10,880,714.92/x
  3. Step 3: Cross multiply
    19,139,751.40x = 26,412,264.66 × 10,880,714.92
  4. Step 4: Simplify right side
    19,139,751.40x = 287,384,322,157,050.75
  5. Step 5: Solve for x
    x = 287,384,322,157,050.75/19,139,751.40
  6. Step 6: Final answer
    x = 15,015,049.89

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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.