Home / 39,128,431.60-58,639,563.24-22,080,674.80

Finding the Fourth Proportional to 39,128,431.60, 58,639,563.24 and 22,080,674.80

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Solution

The fourth proportional to 39,128,431.60, 58,639,563.24 and 22,080,674.80 is: 33,091,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,128,431.60 : 58,639,563.24 = 22,080,674.80 : x
  2. Step 2: Convert to fraction form
    39,128,431.60/58,639,563.24 = 22,080,674.80/x
  3. Step 3: Cross multiply
    39,128,431.60x = 58,639,563.24 × 22,080,674.80
  4. Step 4: Simplify right side
    39,128,431.60x = 1,294,801,126,316,474.50
  5. Step 5: Solve for x
    x = 1,294,801,126,316,474.50/39,128,431.60
  6. Step 6: Final answer
    x = 33,091,056.13

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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.