Home / 19,418,139.10-29,134,207.05-8,066,734.30

Finding the Fourth Proportional to 19,418,139.10, 29,134,207.05 and 8,066,734.30

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Solution

The fourth proportional to 19,418,139.10, 29,134,207.05 and 8,066,734.30 is: 12,103,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418,139.10 : 29,134,207.05 = 8,066,734.30 : x
  2. Step 2: Convert to fraction form
    19,418,139.10/29,134,207.05 = 8,066,734.30/x
  3. Step 3: Cross multiply
    19,418,139.10x = 29,134,207.05 × 8,066,734.30
  4. Step 4: Simplify right side
    19,418,139.10x = 235,017,907,313,536.81
  5. Step 5: Solve for x
    x = 235,017,907,313,536.81/19,418,139.10
  6. Step 6: Final answer
    x = 12,103,008.74

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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.