Home / 19,090,470.15-26,345,165.90-10,389,009.51

Finding the Fourth Proportional to 19,090,470.15, 26,345,165.90 and 10,389,009.51

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Solution

The fourth proportional to 19,090,470.15, 26,345,165.90 and 10,389,009.51 is: 14,337,005.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090,470.15 : 26,345,165.90 = 10,389,009.51 : x
  2. Step 2: Convert to fraction form
    19,090,470.15/26,345,165.90 = 10,389,009.51/x
  3. Step 3: Cross multiply
    19,090,470.15x = 26,345,165.90 × 10,389,009.51
  4. Step 4: Simplify right side
    19,090,470.15x = 273,700,179,025,682.66
  5. Step 5: Solve for x
    x = 273,700,179,025,682.66/19,090,470.15
  6. Step 6: Final answer
    x = 14,337,005.68

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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.