Home / 30,600,109.24-42,228,907.54-16,662,228.28

Finding the Fourth Proportional to 30,600,109.24, 42,228,907.54 and 16,662,228.28

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Solution

The fourth proportional to 30,600,109.24, 42,228,907.54 and 16,662,228.28 is: 22,994,287.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,600,109.24 : 42,228,907.54 = 16,662,228.28 : x
  2. Step 2: Convert to fraction form
    30,600,109.24/42,228,907.54 = 16,662,228.28/x
  3. Step 3: Cross multiply
    30,600,109.24x = 42,228,907.54 × 16,662,228.28
  4. Step 4: Simplify right side
    30,600,109.24x = 703,627,697,446,493.25
  5. Step 5: Solve for x
    x = 703,627,697,446,493.25/30,600,109.24
  6. Step 6: Final answer
    x = 22,994,287.11

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1.5x scale

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.