Home / 28,908,053.36-39,902,653.04-25,843,496.88

Finding the Fourth Proportional to 28,908,053.36, 39,902,653.04 and 25,843,496.88

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Solution

The fourth proportional to 28,908,053.36, 39,902,653.04 and 25,843,496.88 is: 35,672,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908,053.36 : 39,902,653.04 = 25,843,496.88 : x
  2. Step 2: Convert to fraction form
    28,908,053.36/39,902,653.04 = 25,843,496.88/x
  3. Step 3: Cross multiply
    28,908,053.36x = 39,902,653.04 × 25,843,496.88
  4. Step 4: Simplify right side
    28,908,053.36x = 1,031,224,089,363,379.88
  5. Step 5: Solve for x
    x = 1,031,224,089,363,379.88/28,908,053.36
  6. Step 6: Final answer
    x = 35,672,553.82

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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.