Home / 27,605,041.80-41,407,562.70-18,995,697.60

Finding the Fourth Proportional to 27,605,041.80, 41,407,562.70 and 18,995,697.60

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Solution

The fourth proportional to 27,605,041.80, 41,407,562.70 and 18,995,697.60 is: 28,493,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605,041.80 : 41,407,562.70 = 18,995,697.60 : x
  2. Step 2: Convert to fraction form
    27,605,041.80/41,407,562.70 = 18,995,697.60/x
  3. Step 3: Cross multiply
    27,605,041.80x = 41,407,562.70 × 18,995,697.60
  4. Step 4: Simplify right side
    27,605,041.80x = 786,565,539,402,239.62
  5. Step 5: Solve for x
    x = 786,565,539,402,239.62/27,605,041.80
  6. Step 6: Final answer
    x = 28,493,546.40

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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.