Home / 54,918,005.80-82,377,008.70-13,977,365.80

Finding the Fourth Proportional to 54,918,005.80, 82,377,008.70 and 13,977,365.80

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Solution

The fourth proportional to 54,918,005.80, 82,377,008.70 and 13,977,365.80 is: 20,966,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,918,005.80 : 82,377,008.70 = 13,977,365.80 : x
  2. Step 2: Convert to fraction form
    54,918,005.80/82,377,008.70 = 13,977,365.80/x
  3. Step 3: Cross multiply
    54,918,005.80x = 82,377,008.70 × 13,977,365.80
  4. Step 4: Simplify right side
    54,918,005.80x = 1,151,413,584,109,682.50
  5. Step 5: Solve for x
    x = 1,151,413,584,109,682.50/54,918,005.80
  6. Step 6: Final answer
    x = 20,966,048.70

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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.