Home / 19,090,419.40-26,345,095.86-10,388,958.76

Finding the Fourth Proportional to 19,090,419.40, 26,345,095.86 and 10,388,958.76

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Solution

The fourth proportional to 19,090,419.40, 26,345,095.86 and 10,388,958.76 is: 14,336,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090,419.40 : 26,345,095.86 = 10,388,958.76 : x
  2. Step 2: Convert to fraction form
    19,090,419.40/26,345,095.86 = 10,388,958.76/x
  3. Step 3: Cross multiply
    19,090,419.40x = 26,345,095.86 × 10,388,958.76
  4. Step 4: Simplify right side
    19,090,419.40x = 273,698,114,417,786.72
  5. Step 5: Solve for x
    x = 273,698,114,417,786.72/19,090,419.40
  6. Step 6: Final answer
    x = 14,336,935.65

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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.