Home / 19,426,067.80-29,139,101.70-5,961,146.20

Finding the Fourth Proportional to 19,426,067.80, 29,139,101.70 and 5,961,146.20

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Solution

The fourth proportional to 19,426,067.80, 29,139,101.70 and 5,961,146.20 is: 8,941,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,067.80 : 29,139,101.70 = 5,961,146.20 : x
  2. Step 2: Convert to fraction form
    19,426,067.80/29,139,101.70 = 5,961,146.20/x
  3. Step 3: Cross multiply
    19,426,067.80x = 29,139,101.70 × 5,961,146.20
  4. Step 4: Simplify right side
    19,426,067.80x = 173,702,445,370,368.53
  5. Step 5: Solve for x
    x = 173,702,445,370,368.53/19,426,067.80
  6. Step 6: Final answer
    x = 8,941,719.30

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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.