Home / 30,404,811.20-45,543,626.40-14,244,555.20

Finding the Fourth Proportional to 30,404,811.20, 45,543,626.40 and 14,244,555.20

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Solution

The fourth proportional to 30,404,811.20, 45,543,626.40 and 14,244,555.20 is: 21,337,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404,811.20 : 45,543,626.40 = 14,244,555.20 : x
  2. Step 2: Convert to fraction form
    30,404,811.20/45,543,626.40 = 14,244,555.20/x
  3. Step 3: Cross multiply
    30,404,811.20x = 45,543,626.40 × 14,244,555.20
  4. Step 4: Simplify right side
    30,404,811.20x = 648,748,700,262,977.25
  5. Step 5: Solve for x
    x = 648,748,700,262,977.25/30,404,811.20
  6. Step 6: Final answer
    x = 21,337,040.90

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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.