Home / 21,833,185.56-30,129,264-12,043,415.40

Finding the Fourth Proportional to 21,833,185.56, 30,129,264 and 12,043,415.40

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Solution

The fourth proportional to 21,833,185.56, 30,129,264 and 12,043,415.40 is: 16,619,619.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,833,185.56 : 30,129,264 = 12,043,415.40 : x
  2. Step 2: Convert to fraction form
    21,833,185.56/30,129,264 = 12,043,415.40/x
  3. Step 3: Cross multiply
    21,833,185.56x = 30,129,264 × 12,043,415.40
  4. Step 4: Simplify right side
    21,833,185.56x = 362,859,242,048,265.62
  5. Step 5: Solve for x
    x = 362,859,242,048,265.62/21,833,185.56
  6. Step 6: Final answer
    x = 16,619,619.76

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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.