Home / 25,705,801.80-35,464,697.64-16,890,001.56

Finding the Fourth Proportional to 25,705,801.80, 35,464,697.64 and 16,890,001.56

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Solution

The fourth proportional to 25,705,801.80, 35,464,697.64 and 16,890,001.56 is: 23,302,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705,801.80 : 35,464,697.64 = 16,890,001.56 : x
  2. Step 2: Convert to fraction form
    25,705,801.80/35,464,697.64 = 16,890,001.56/x
  3. Step 3: Cross multiply
    25,705,801.80x = 35,464,697.64 × 16,890,001.56
  4. Step 4: Simplify right side
    25,705,801.80x = 598,998,798,464,528.25
  5. Step 5: Solve for x
    x = 598,998,798,464,528.25/25,705,801.80
  6. Step 6: Final answer
    x = 23,302,085.78

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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.