Home / 25,291,731.96-34,903,436.02-15,500,284.08

Finding the Fourth Proportional to 25,291,731.96, 34,903,436.02 and 15,500,284.08

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Solution

The fourth proportional to 25,291,731.96, 34,903,436.02 and 15,500,284.08 is: 21,390,910.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291,731.96 : 34,903,436.02 = 15,500,284.08 : x
  2. Step 2: Convert to fraction form
    25,291,731.96/34,903,436.02 = 15,500,284.08/x
  3. Step 3: Cross multiply
    25,291,731.96x = 34,903,436.02 × 15,500,284.08
  4. Step 4: Simplify right side
    25,291,731.96x = 541,013,173,678,104.62
  5. Step 5: Solve for x
    x = 541,013,173,678,104.62/25,291,731.96
  6. Step 6: Final answer
    x = 21,390,910.46

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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.