Home / 43,562,287.20-65,343,430.80-42,890,440.80

Finding the Fourth Proportional to 43,562,287.20, 65,343,430.80 and 42,890,440.80

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Solution

The fourth proportional to 43,562,287.20, 65,343,430.80 and 42,890,440.80 is: 64,335,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,562,287.20 : 65,343,430.80 = 42,890,440.80 : x
  2. Step 2: Convert to fraction form
    43,562,287.20/65,343,430.80 = 42,890,440.80/x
  3. Step 3: Cross multiply
    43,562,287.20x = 65,343,430.80 × 42,890,440.80
  4. Step 4: Simplify right side
    43,562,287.20x = 2,802,608,550,396,296.50
  5. Step 5: Solve for x
    x = 2,802,608,550,396,296.50/43,562,287.20
  6. Step 6: Final answer
    x = 64,335,661.20

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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.