Home / 19,421,053.20-26,799,145.30-10,718,665.32

Finding the Fourth Proportional to 19,421,053.20, 26,799,145.30 and 10,718,665.32

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Solution

The fourth proportional to 19,421,053.20, 26,799,145.30 and 10,718,665.32 is: 14,790,705.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,053.20 : 26,799,145.30 = 10,718,665.32 : x
  2. Step 2: Convert to fraction form
    19,421,053.20/26,799,145.30 = 10,718,665.32/x
  3. Step 3: Cross multiply
    19,421,053.20x = 26,799,145.30 × 10,718,665.32
  4. Step 4: Simplify right side
    19,421,053.20x = 287,251,069,198,755.25
  5. Step 5: Solve for x
    x = 287,251,069,198,755.25/19,421,053.20
  6. Step 6: Final answer
    x = 14,790,705.03

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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.