Home / 27,380,331.60-37,785,305.05-14,990,218.32

Finding the Fourth Proportional to 27,380,331.60, 37,785,305.05 and 14,990,218.32

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Solution

The fourth proportional to 27,380,331.60, 37,785,305.05 and 14,990,218.32 is: 20,686,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,380,331.60 : 37,785,305.05 = 14,990,218.32 : x
  2. Step 2: Convert to fraction form
    27,380,331.60/37,785,305.05 = 14,990,218.32/x
  3. Step 3: Cross multiply
    27,380,331.60x = 37,785,305.05 × 14,990,218.32
  4. Step 4: Simplify right side
    27,380,331.60x = 566,409,971,987,298.50
  5. Step 5: Solve for x
    x = 566,409,971,987,298.50/27,380,331.60
  6. Step 6: Final answer
    x = 20,686,746.25

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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.