Home / 43,720,937.60-65,581,406.40-30,682,918.40

Finding the Fourth Proportional to 43,720,937.60, 65,581,406.40 and 30,682,918.40

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Solution

The fourth proportional to 43,720,937.60, 65,581,406.40 and 30,682,918.40 is: 46,024,377.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,720,937.60 : 65,581,406.40 = 30,682,918.40 : x
  2. Step 2: Convert to fraction form
    43,720,937.60/65,581,406.40 = 30,682,918.40/x
  3. Step 3: Cross multiply
    43,720,937.60x = 65,581,406.40 × 30,682,918.40
  4. Step 4: Simplify right side
    43,720,937.60x = 2,012,228,941,128,437.50
  5. Step 5: Solve for x
    x = 2,012,228,941,128,437.50/43,720,937.60
  6. Step 6: Final answer
    x = 46,024,377.60

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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.