Home / 57,750,661.26-79,666,098.48-39,159,513.72

Finding the Fourth Proportional to 57,750,661.26, 79,666,098.48 and 39,159,513.72

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Solution

The fourth proportional to 57,750,661.26, 79,666,098.48 and 39,159,513.72 is: 54,019,912.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,750,661.26 : 79,666,098.48 = 39,159,513.72 : x
  2. Step 2: Convert to fraction form
    57,750,661.26/79,666,098.48 = 39,159,513.72/x
  3. Step 3: Cross multiply
    57,750,661.26x = 79,666,098.48 × 39,159,513.72
  4. Step 4: Simplify right side
    57,750,661.26x = 3,119,685,676,446,431
  5. Step 5: Solve for x
    x = 3,119,685,676,446,431/57,750,661.26
  6. Step 6: Final answer
    x = 54,019,912.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.