Home / 36,709,390.74-55,014,483.43-13,977,887.70

Finding the Fourth Proportional to 36,709,390.74, 55,014,483.43 and 13,977,887.70

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Solution

The fourth proportional to 36,709,390.74, 55,014,483.43 and 13,977,887.70 is: 20,947,944.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709,390.74 : 55,014,483.43 = 13,977,887.70 : x
  2. Step 2: Convert to fraction form
    36,709,390.74/55,014,483.43 = 13,977,887.70/x
  3. Step 3: Cross multiply
    36,709,390.74x = 55,014,483.43 × 13,977,887.70
  4. Step 4: Simplify right side
    36,709,390.74x = 768,986,271,258,050.75
  5. Step 5: Solve for x
    x = 768,986,271,258,050.75/36,709,390.74
  6. Step 6: Final answer
    x = 20,947,944.27

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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.