Home / 27,674,176.08-38,190,138.81-15,285,118.84

Finding the Fourth Proportional to 27,674,176.08, 38,190,138.81 and 15,285,118.84

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Solution

The fourth proportional to 27,674,176.08, 38,190,138.81 and 15,285,118.84 is: 21,093,340.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,674,176.08 : 38,190,138.81 = 15,285,118.84 : x
  2. Step 2: Convert to fraction form
    27,674,176.08/38,190,138.81 = 15,285,118.84/x
  3. Step 3: Cross multiply
    27,674,176.08x = 38,190,138.81 × 15,285,118.84
  4. Step 4: Simplify right side
    27,674,176.08x = 583,740,810,160,130.50
  5. Step 5: Solve for x
    x = 583,740,810,160,130.50/27,674,176.08
  6. Step 6: Final answer
    x = 21,093,340.18

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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.