Home / 20,034,157.98-27,654,259.32-12,190,088.82

Finding the Fourth Proportional to 20,034,157.98, 27,654,259.32 and 12,190,088.82

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Solution

The fourth proportional to 20,034,157.98, 27,654,259.32 and 12,190,088.82 is: 16,826,655.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034,157.98 : 27,654,259.32 = 12,190,088.82 : x
  2. Step 2: Convert to fraction form
    20,034,157.98/27,654,259.32 = 12,190,088.82/x
  3. Step 3: Cross multiply
    20,034,157.98x = 27,654,259.32 × 12,190,088.82
  4. Step 4: Simplify right side
    20,034,157.98x = 337,107,877,362,112.81
  5. Step 5: Solve for x
    x = 337,107,877,362,112.81/20,034,157.98
  6. Step 6: Final answer
    x = 16,826,655.64

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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.