Home / 30,815,951.32-42,525,974.44-17,064,898.84

Finding the Fourth Proportional to 30,815,951.32, 42,525,974.44 and 17,064,898.84

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Solution

The fourth proportional to 30,815,951.32, 42,525,974.44 and 17,064,898.84 is: 23,549,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,815,951.32 : 42,525,974.44 = 17,064,898.84 : x
  2. Step 2: Convert to fraction form
    30,815,951.32/42,525,974.44 = 17,064,898.84/x
  3. Step 3: Cross multiply
    30,815,951.32x = 42,525,974.44 × 17,064,898.84
  4. Step 4: Simplify right side
    30,815,951.32x = 725,701,451,891,025.62
  5. Step 5: Solve for x
    x = 725,701,451,891,025.62/30,815,951.32
  6. Step 6: Final answer
    x = 23,549,539.14

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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.