Home / 14,198,109.98-19,626,490.22-12,664,570.40

Finding the Fourth Proportional to 14,198,109.98, 19,626,490.22 and 12,664,570.40

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Solution

The fourth proportional to 14,198,109.98, 19,626,490.22 and 12,664,570.40 is: 17,506,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198,109.98 : 19,626,490.22 = 12,664,570.40 : x
  2. Step 2: Convert to fraction form
    14,198,109.98/19,626,490.22 = 12,664,570.40/x
  3. Step 3: Cross multiply
    14,198,109.98x = 19,626,490.22 × 12,664,570.40
  4. Step 4: Simplify right side
    14,198,109.98x = 248,561,067,096,101.47
  5. Step 5: Solve for x
    x = 248,561,067,096,101.47/14,198,109.98
  6. Step 6: Final answer
    x = 17,506,630.63

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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.