Home / 20,541,611.10-30,812,416.65-14,569,643.10

Finding the Fourth Proportional to 20,541,611.10, 30,812,416.65 and 14,569,643.10

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Solution

The fourth proportional to 20,541,611.10, 30,812,416.65 and 14,569,643.10 is: 21,854,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,541,611.10 : 30,812,416.65 = 14,569,643.10 : x
  2. Step 2: Convert to fraction form
    20,541,611.10/30,812,416.65 = 14,569,643.10/x
  3. Step 3: Cross multiply
    20,541,611.10x = 30,812,416.65 × 14,569,643.10
  4. Step 4: Simplify right side
    20,541,611.10x = 448,925,913,638,997.56
  5. Step 5: Solve for x
    x = 448,925,913,638,997.56/20,541,611.10
  6. Step 6: Final answer
    x = 21,854,464.65

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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.