Home / 57,977,258.06-86,963,617.38-19,638,772.16

Finding the Fourth Proportional to 57,977,258.06, 86,963,617.38 and 19,638,772.16

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Solution

The fourth proportional to 57,977,258.06, 86,963,617.38 and 19,638,772.16 is: 29,457,389.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,977,258.06 : 86,963,617.38 = 19,638,772.16 : x
  2. Step 2: Convert to fraction form
    57,977,258.06/86,963,617.38 = 19,638,772.16/x
  3. Step 3: Cross multiply
    57,977,258.06x = 86,963,617.38 × 19,638,772.16
  4. Step 4: Simplify right side
    57,977,258.06x = 1,707,858,667,500,418
  5. Step 5: Solve for x
    x = 1,707,858,667,500,418/57,977,258.06
  6. Step 6: Final answer
    x = 29,457,389.41

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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.