Home / 56,106,760.20-84,139,145.10-19,701,083.40

Finding the Fourth Proportional to 56,106,760.20, 84,139,145.10 and 19,701,083.40

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Solution

The fourth proportional to 56,106,760.20, 84,139,145.10 and 19,701,083.40 is: 29,544,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,106,760.20 : 84,139,145.10 = 19,701,083.40 : x
  2. Step 2: Convert to fraction form
    56,106,760.20/84,139,145.10 = 19,701,083.40/x
  3. Step 3: Cross multiply
    56,106,760.20x = 84,139,145.10 × 19,701,083.40
  4. Step 4: Simplify right side
    56,106,760.20x = 1,657,632,314,819,801
  5. Step 5: Solve for x
    x = 1,657,632,314,819,801/56,106,760.20
  6. Step 6: Final answer
    x = 29,544,252.94

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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.