Home / 14,310,565.56-21,457,179.18-6,421,873.80

Finding the Fourth Proportional to 14,310,565.56, 21,457,179.18 and 6,421,873.80

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Solution

The fourth proportional to 14,310,565.56, 21,457,179.18 and 6,421,873.80 is: 9,628,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,310,565.56 : 21,457,179.18 = 6,421,873.80 : x
  2. Step 2: Convert to fraction form
    14,310,565.56/21,457,179.18 = 6,421,873.80/x
  3. Step 3: Cross multiply
    14,310,565.56x = 21,457,179.18 × 6,421,873.80
  4. Step 4: Simplify right side
    14,310,565.56x = 137,795,296,797,947.48
  5. Step 5: Solve for x
    x = 137,795,296,797,947.48/14,310,565.56
  6. Step 6: Final answer
    x = 9,628,920.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.