Home / 19,508,784.66-26,921,770.20-10,806,930.36

Finding the Fourth Proportional to 19,508,784.66, 26,921,770.20 and 10,806,930.36

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Solution

The fourth proportional to 19,508,784.66, 26,921,770.20 and 10,806,930.36 is: 14,913,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508,784.66 : 26,921,770.20 = 10,806,930.36 : x
  2. Step 2: Convert to fraction form
    19,508,784.66/26,921,770.20 = 10,806,930.36/x
  3. Step 3: Cross multiply
    19,508,784.66x = 26,921,770.20 × 10,806,930.36
  4. Step 4: Simplify right side
    19,508,784.66x = 290,941,695,719,323.25
  5. Step 5: Solve for x
    x = 290,941,695,719,323.25/19,508,784.66
  6. Step 6: Final answer
    x = 14,913,368.56

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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.