Home / 19,516,853.22-26,933,417.92-10,815,171.16

Finding the Fourth Proportional to 19,516,853.22, 26,933,417.92 and 10,815,171.16

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Solution

The fourth proportional to 19,516,853.22, 26,933,417.92 and 10,815,171.16 is: 14,925,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516,853.22 : 26,933,417.92 = 10,815,171.16 : x
  2. Step 2: Convert to fraction form
    19,516,853.22/26,933,417.92 = 10,815,171.16/x
  3. Step 3: Cross multiply
    19,516,853.22x = 26,933,417.92 × 10,815,171.16
  4. Step 4: Simplify right side
    19,516,853.22x = 291,289,524,728,611.19
  5. Step 5: Solve for x
    x = 291,289,524,728,611.19/19,516,853.22
  6. Step 6: Final answer
    x = 14,925,025.13

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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.