Home / 19,210,318.08-26,510,871.26-10,508,291.54

Finding the Fourth Proportional to 19,210,318.08, 26,510,871.26 and 10,508,291.54

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Solution

The fourth proportional to 19,210,318.08, 26,510,871.26 and 10,508,291.54 is: 14,501,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210,318.08 : 26,510,871.26 = 10,508,291.54 : x
  2. Step 2: Convert to fraction form
    19,210,318.08/26,510,871.26 = 10,508,291.54/x
  3. Step 3: Cross multiply
    19,210,318.08x = 26,510,871.26 × 10,508,291.54
  4. Step 4: Simplify right side
    19,210,318.08x = 278,583,964,179,487.12
  5. Step 5: Solve for x
    x = 278,583,964,179,487.12/19,210,318.08
  6. Step 6: Final answer
    x = 14,501,788.21

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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.