Home / 13,037,023.81-17,993,319.41-7,529,408.76

Finding the Fourth Proportional to 13,037,023.81, 17,993,319.41 and 7,529,408.76

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Solution

The fourth proportional to 13,037,023.81, 17,993,319.41 and 7,529,408.76 is: 10,391,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,023.81 : 17,993,319.41 = 7,529,408.76 : x
  2. Step 2: Convert to fraction form
    13,037,023.81/17,993,319.41 = 7,529,408.76/x
  3. Step 3: Cross multiply
    13,037,023.81x = 17,993,319.41 × 7,529,408.76
  4. Step 4: Simplify right side
    13,037,023.81x = 135,479,056,873,430.52
  5. Step 5: Solve for x
    x = 135,479,056,873,430.52/13,037,023.81
  6. Step 6: Final answer
    x = 10,391,870.02

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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.