Home / 14,201,808.74-21,255,775.21-12,925,619.55

Finding the Fourth Proportional to 14,201,808.74, 21,255,775.21 and 12,925,619.55

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Solution

The fourth proportional to 14,201,808.74, 21,255,775.21 and 12,925,619.55 is: 19,345,709.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201,808.74 : 21,255,775.21 = 12,925,619.55 : x
  2. Step 2: Convert to fraction form
    14,201,808.74/21,255,775.21 = 12,925,619.55/x
  3. Step 3: Cross multiply
    14,201,808.74x = 21,255,775.21 × 12,925,619.55
  4. Step 4: Simplify right side
    14,201,808.74x = 274,744,063,620,938.41
  5. Step 5: Solve for x
    x = 274,744,063,620,938.41/14,201,808.74
  6. Step 6: Final answer
    x = 19,345,709.32

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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.