Home / 14,068,479.88-19,416,541.20-8,106,726.80

Finding the Fourth Proportional to 14,068,479.88, 19,416,541.20 and 8,106,726.80

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Solution

The fourth proportional to 14,068,479.88, 19,416,541.20 and 8,106,726.80 is: 11,188,457.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068,479.88 : 19,416,541.20 = 8,106,726.80 : x
  2. Step 2: Convert to fraction form
    14,068,479.88/19,416,541.20 = 8,106,726.80/x
  3. Step 3: Cross multiply
    14,068,479.88x = 19,416,541.20 × 8,106,726.80
  4. Step 4: Simplify right side
    14,068,479.88x = 157,404,594,909,344.16
  5. Step 5: Solve for x
    x = 157,404,594,909,344.16/14,068,479.88
  6. Step 6: Final answer
    x = 11,188,457.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.