Home / 15,461,694.27-21,337,393.93-8,493,015.77

Finding the Fourth Proportional to 15,461,694.27, 21,337,393.93 and 8,493,015.77

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Solution

The fourth proportional to 15,461,694.27, 21,337,393.93 and 8,493,015.77 is: 11,720,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461,694.27 : 21,337,393.93 = 8,493,015.77 : x
  2. Step 2: Convert to fraction form
    15,461,694.27/21,337,393.93 = 8,493,015.77/x
  3. Step 3: Cross multiply
    15,461,694.27x = 21,337,393.93 × 8,493,015.77
  4. Step 4: Simplify right side
    15,461,694.27x = 181,218,823,106,081.34
  5. Step 5: Solve for x
    x = 181,218,823,106,081.34/15,461,694.27
  6. Step 6: Final answer
    x = 11,720,502.29

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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.