Home / 27,518,145.60-41,277,218.40-18,448,219.20

Finding the Fourth Proportional to 27,518,145.60, 41,277,218.40 and 18,448,219.20

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Solution

The fourth proportional to 27,518,145.60, 41,277,218.40 and 18,448,219.20 is: 27,672,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518,145.60 : 41,277,218.40 = 18,448,219.20 : x
  2. Step 2: Convert to fraction form
    27,518,145.60/41,277,218.40 = 18,448,219.20/x
  3. Step 3: Cross multiply
    27,518,145.60x = 41,277,218.40 × 18,448,219.20
  4. Step 4: Simplify right side
    27,518,145.60x = 761,491,173,009,473.25
  5. Step 5: Solve for x
    x = 761,491,173,009,473.25/27,518,145.60
  6. Step 6: Final answer
    x = 27,672,328.80

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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.