Home / 57,785,969.43-79,744,619.07-31,679,927.01

Finding the Fourth Proportional to 57,785,969.43, 79,744,619.07 and 31,679,927.01

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Solution

The fourth proportional to 57,785,969.43, 79,744,619.07 and 31,679,927.01 is: 43,718,289.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,785,969.43 : 79,744,619.07 = 31,679,927.01 : x
  2. Step 2: Convert to fraction form
    57,785,969.43/79,744,619.07 = 31,679,927.01/x
  3. Step 3: Cross multiply
    57,785,969.43x = 79,744,619.07 × 31,679,927.01
  4. Step 4: Simplify right side
    57,785,969.43x = 2,526,303,711,577,854
  5. Step 5: Solve for x
    x = 2,526,303,711,577,854/57,785,969.43
  6. Step 6: Final answer
    x = 43,718,289.00

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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.