Home / 14,814,438.23-20,444,718.92-8,287,678.41

Finding the Fourth Proportional to 14,814,438.23, 20,444,718.92 and 8,287,678.41

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Solution

The fourth proportional to 14,814,438.23, 20,444,718.92 and 8,287,678.41 is: 11,437,440.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,814,438.23 : 20,444,718.92 = 8,287,678.41 : x
  2. Step 2: Convert to fraction form
    14,814,438.23/20,444,718.92 = 8,287,678.41/x
  3. Step 3: Cross multiply
    14,814,438.23x = 20,444,718.92 × 8,287,678.41
  4. Step 4: Simplify right side
    14,814,438.23x = 169,439,255,550,364.12
  5. Step 5: Solve for x
    x = 169,439,255,550,364.12/14,814,438.23
  6. Step 6: Final answer
    x = 11,437,440.49

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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.