Home / 13,340,703.10-20,013,043.45-4,243,097.48

Finding the Fourth Proportional to 13,340,703.10, 20,013,043.45 and 4,243,097.48

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Solution

The fourth proportional to 13,340,703.10, 20,013,043.45 and 4,243,097.48 is: 6,365,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,340,703.10 : 20,013,043.45 = 4,243,097.48 : x
  2. Step 2: Convert to fraction form
    13,340,703.10/20,013,043.45 = 4,243,097.48/x
  3. Step 3: Cross multiply
    13,340,703.10x = 20,013,043.45 × 4,243,097.48
  4. Step 4: Simplify right side
    13,340,703.10x = 84,917,294,229,825.52
  5. Step 5: Solve for x
    x = 84,917,294,229,825.52/13,340,703.10
  6. Step 6: Final answer
    x = 6,365,278.77

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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.