Home / 23,057,053.64-31,818,675.12-13,133,934.80

Finding the Fourth Proportional to 23,057,053.64, 31,818,675.12 and 13,133,934.80

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Solution

The fourth proportional to 23,057,053.64, 31,818,675.12 and 13,133,934.80 is: 18,124,796.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,057,053.64 : 31,818,675.12 = 13,133,934.80 : x
  2. Step 2: Convert to fraction form
    23,057,053.64/31,818,675.12 = 13,133,934.80/x
  3. Step 3: Cross multiply
    23,057,053.64x = 31,818,675.12 × 13,133,934.80
  4. Step 4: Simplify right side
    23,057,053.64x = 417,904,404,448,462.19
  5. Step 5: Solve for x
    x = 417,904,404,448,462.19/23,057,053.64
  6. Step 6: Final answer
    x = 18,124,796.47

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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.