Home / 9,591,728.37-13,236,678.12-5,240,814.27

Finding the Fourth Proportional to 9,591,728.37, 13,236,678.12 and 5,240,814.27

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Solution

The fourth proportional to 9,591,728.37, 13,236,678.12 and 5,240,814.27 is: 7,232,374.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,591,728.37 : 13,236,678.12 = 5,240,814.27 : x
  2. Step 2: Convert to fraction form
    9,591,728.37/13,236,678.12 = 5,240,814.27/x
  3. Step 3: Cross multiply
    9,591,728.37x = 13,236,678.12 × 5,240,814.27
  4. Step 4: Simplify right side
    9,591,728.37x = 69,370,971,578,692.77
  5. Step 5: Solve for x
    x = 69,370,971,578,692.77/9,591,728.37
  6. Step 6: Final answer
    x = 7,232,374.49

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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.