Home / 43,638,159.60-65,446,741.80-13,346,285.04

Finding the Fourth Proportional to 43,638,159.60, 65,446,741.80 and 13,346,285.04

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Solution

The fourth proportional to 43,638,159.60, 65,446,741.80 and 13,346,285.04 is: 20,016,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,638,159.60 : 65,446,741.80 = 13,346,285.04 : x
  2. Step 2: Convert to fraction form
    43,638,159.60/65,446,741.80 = 13,346,285.04/x
  3. Step 3: Cross multiply
    43,638,159.60x = 65,446,741.80 × 13,346,285.04
  4. Step 4: Simplify right side
    43,638,159.60x = 873,470,871,002,082.62
  5. Step 5: Solve for x
    x = 873,470,871,002,082.62/43,638,159.60
  6. Step 6: Final answer
    x = 20,016,216.98

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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.