Home / 14,986,840.34-20,682,341.16-9,184,501.52

Finding the Fourth Proportional to 14,986,840.34, 20,682,341.16 and 9,184,501.52

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Solution

The fourth proportional to 14,986,840.34, 20,682,341.16 and 9,184,501.52 is: 12,674,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986,840.34 : 20,682,341.16 = 9,184,501.52 : x
  2. Step 2: Convert to fraction form
    14,986,840.34/20,682,341.16 = 9,184,501.52/x
  3. Step 3: Cross multiply
    14,986,840.34x = 20,682,341.16 × 9,184,501.52
  4. Step 4: Simplify right side
    14,986,840.34x = 189,956,993,775,256.06
  5. Step 5: Solve for x
    x = 189,956,993,775,256.06/14,986,840.34
  6. Step 6: Final answer
    x = 12,674,919.43

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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.