Home / 30,609,113.60-45,963,436.80-22,148,825.60

Finding the Fourth Proportional to 30,609,113.60, 45,963,436.80 and 22,148,825.60

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Solution

The fourth proportional to 30,609,113.60, 45,963,436.80 and 22,148,825.60 is: 33,259,249.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,609,113.60 : 45,963,436.80 = 22,148,825.60 : x
  2. Step 2: Convert to fraction form
    30,609,113.60/45,963,436.80 = 22,148,825.60/x
  3. Step 3: Cross multiply
    30,609,113.60x = 45,963,436.80 × 22,148,825.60
  4. Step 4: Simplify right side
    30,609,113.60x = 1,018,036,145,659,822.12
  5. Step 5: Solve for x
    x = 1,018,036,145,659,822.12/30,609,113.60
  6. Step 6: Final answer
    x = 33,259,249.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.