Home / 14,814,426.81-20,444,703.20-8,287,667.02

Finding the Fourth Proportional to 14,814,426.81, 20,444,703.20 and 8,287,667.02

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Solution

The fourth proportional to 14,814,426.81, 20,444,703.20 and 8,287,667.02 is: 11,437,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,814,426.81 : 20,444,703.20 = 8,287,667.02 : x
  2. Step 2: Convert to fraction form
    14,814,426.81/20,444,703.20 = 8,287,667.02/x
  3. Step 3: Cross multiply
    14,814,426.81x = 20,444,703.20 × 8,287,667.02
  4. Step 4: Simplify right side
    14,814,426.81x = 169,438,892,444,328.44
  5. Step 5: Solve for x
    x = 169,438,892,444,328.44/14,814,426.81
  6. Step 6: Final answer
    x = 11,437,424.79

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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.