Home / 43,702,993.90-65,502,002.85-18,130,840.30

Finding the Fourth Proportional to 43,702,993.90, 65,502,002.85 and 18,130,840.30

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Solution

The fourth proportional to 43,702,993.90, 65,502,002.85 and 18,130,840.30 is: 27,174,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,702,993.90 : 65,502,002.85 = 18,130,840.30 : x
  2. Step 2: Convert to fraction form
    43,702,993.90/65,502,002.85 = 18,130,840.30/x
  3. Step 3: Cross multiply
    43,702,993.90x = 65,502,002.85 × 18,130,840.30
  4. Step 4: Simplify right side
    43,702,993.90x = 1,187,606,353,003,495
  5. Step 5: Solve for x
    x = 1,187,606,353,003,495/43,702,993.90
  6. Step 6: Final answer
    x = 27,174,485.02

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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.