Home / 31,772,595.63-43,843,775.68-17,831,258.20

Finding the Fourth Proportional to 31,772,595.63, 43,843,775.68 and 17,831,258.20

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Solution

The fourth proportional to 31,772,595.63, 43,843,775.68 and 17,831,258.20 is: 24,605,785.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,772,595.63 : 43,843,775.68 = 17,831,258.20 : x
  2. Step 2: Convert to fraction form
    31,772,595.63/43,843,775.68 = 17,831,258.20/x
  3. Step 3: Cross multiply
    31,772,595.63x = 43,843,775.68 × 17,831,258.20
  4. Step 4: Simplify right side
    31,772,595.63x = 781,789,684,612,960.50
  5. Step 5: Solve for x
    x = 781,789,684,612,960.50/31,772,595.63
  6. Step 6: Final answer
    x = 24,605,785.87

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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.