Home / 19,508,780.47-26,921,764.27-10,806,926.11

Finding the Fourth Proportional to 19,508,780.47, 26,921,764.27 and 10,806,926.11

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Solution

The fourth proportional to 19,508,780.47, 26,921,764.27 and 10,806,926.11 is: 14,913,362.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508,780.47 : 26,921,764.27 = 10,806,926.11 : x
  2. Step 2: Convert to fraction form
    19,508,780.47/26,921,764.27 = 10,806,926.11/x
  3. Step 3: Cross multiply
    19,508,780.47x = 26,921,764.27 × 10,806,926.11
  4. Step 4: Simplify right side
    19,508,780.47x = 290,941,517,216,728.06
  5. Step 5: Solve for x
    x = 290,941,517,216,728.06/19,508,780.47
  6. Step 6: Final answer
    x = 14,913,362.61

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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.