Home / 14,761,390.40-20,370,727.41-8,235,019.88

Finding the Fourth Proportional to 14,761,390.40, 20,370,727.41 and 8,235,019.88

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Solution

The fourth proportional to 14,761,390.40, 20,370,727.41 and 8,235,019.88 is: 11,364,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761,390.40 : 20,370,727.41 = 8,235,019.88 : x
  2. Step 2: Convert to fraction form
    14,761,390.40/20,370,727.41 = 8,235,019.88/x
  3. Step 3: Cross multiply
    14,761,390.40x = 20,370,727.41 × 8,235,019.88
  4. Step 4: Simplify right side
    14,761,390.40x = 167,753,345,191,410.91
  5. Step 5: Solve for x
    x = 167,753,345,191,410.91/14,761,390.40
  6. Step 6: Final answer
    x = 11,364,332.26

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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.