Home / 14,446,820.76-19,938,643.74-8,941,961.40

Finding the Fourth Proportional to 14,446,820.76, 19,938,643.74 and 8,941,961.40

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Solution

The fourth proportional to 14,446,820.76, 19,938,643.74 and 8,941,961.40 is: 12,341,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446,820.76 : 19,938,643.74 = 8,941,961.40 : x
  2. Step 2: Convert to fraction form
    14,446,820.76/19,938,643.74 = 8,941,961.40/x
  3. Step 3: Cross multiply
    14,446,820.76x = 19,938,643.74 × 8,941,961.40
  4. Step 4: Simplify right side
    14,446,820.76x = 178,290,582,691,431.62
  5. Step 5: Solve for x
    x = 178,290,582,691,431.62/14,446,820.76
  6. Step 6: Final answer
    x = 12,341,163.89

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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.