Home / 30,570,469.46-42,187,582.70-16,631,903.80

Finding the Fourth Proportional to 30,570,469.46, 42,187,582.70 and 16,631,903.80

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Solution

The fourth proportional to 30,570,469.46, 42,187,582.70 and 16,631,903.80 is: 22,952,209.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,570,469.46 : 42,187,582.70 = 16,631,903.80 : x
  2. Step 2: Convert to fraction form
    30,570,469.46/42,187,582.70 = 16,631,903.80/x
  3. Step 3: Cross multiply
    30,570,469.46x = 42,187,582.70 × 16,631,903.80
  4. Step 4: Simplify right side
    30,570,469.46x = 701,659,817,020,944.38
  5. Step 5: Solve for x
    x = 701,659,817,020,944.38/30,570,469.46
  6. Step 6: Final answer
    x = 22,952,209.42

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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.