Home / 25,990,362.83-35,855,442.02-15,671,353.25

Finding the Fourth Proportional to 25,990,362.83, 35,855,442.02 and 15,671,353.25

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Solution

The fourth proportional to 25,990,362.83, 35,855,442.02 and 15,671,353.25 is: 21,619,678.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,990,362.83 : 35,855,442.02 = 15,671,353.25 : x
  2. Step 2: Convert to fraction form
    25,990,362.83/35,855,442.02 = 15,671,353.25/x
  3. Step 3: Cross multiply
    25,990,362.83x = 35,855,442.02 × 15,671,353.25
  4. Step 4: Simplify right side
    25,990,362.83x = 561,903,297,830,313.62
  5. Step 5: Solve for x
    x = 561,903,297,830,313.62/25,990,362.83
  6. Step 6: Final answer
    x = 21,619,678.86

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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.