Home / 22,563,438.80-31,137,909.96-12,773,627.60

Finding the Fourth Proportional to 22,563,438.80, 31,137,909.96 and 12,773,627.60

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Solution

The fourth proportional to 22,563,438.80, 31,137,909.96 and 12,773,627.60 is: 17,627,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,563,438.80 : 31,137,909.96 = 12,773,627.60 : x
  2. Step 2: Convert to fraction form
    22,563,438.80/31,137,909.96 = 12,773,627.60/x
  3. Step 3: Cross multiply
    22,563,438.80x = 31,137,909.96 × 12,773,627.60
  4. Step 4: Simplify right side
    22,563,438.80x = 397,744,066,071,370.88
  5. Step 5: Solve for x
    x = 397,744,066,071,370.88/22,563,438.80
  6. Step 6: Final answer
    x = 17,627,812.39

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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.