Home / 28,260,003.40-42,395,534.70-12,085,923.40

Finding the Fourth Proportional to 28,260,003.40, 42,395,534.70 and 12,085,923.40

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Solution

The fourth proportional to 28,260,003.40, 42,395,534.70 and 12,085,923.40 is: 18,131,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,260,003.40 : 42,395,534.70 = 12,085,923.40 : x
  2. Step 2: Convert to fraction form
    28,260,003.40/42,395,534.70 = 12,085,923.40/x
  3. Step 3: Cross multiply
    28,260,003.40x = 42,395,534.70 × 12,085,923.40
  4. Step 4: Simplify right side
    28,260,003.40x = 512,389,184,886,242.06
  5. Step 5: Solve for x
    x = 512,389,184,886,242.06/28,260,003.40
  6. Step 6: Final answer
    x = 18,131,249.94

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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.