Home / 57,433,401.44-79,258,340.40-31,328,488.16

Finding the Fourth Proportional to 57,433,401.44, 79,258,340.40 and 31,328,488.16

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Solution

The fourth proportional to 57,433,401.44, 79,258,340.40 and 31,328,488.16 is: 43,233,448.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,433,401.44 : 79,258,340.40 = 31,328,488.16 : x
  2. Step 2: Convert to fraction form
    57,433,401.44/79,258,340.40 = 31,328,488.16/x
  3. Step 3: Cross multiply
    57,433,401.44x = 79,258,340.40 × 31,328,488.16
  4. Step 4: Simplify right side
    57,433,401.44x = 2,483,043,978,802,650
  5. Step 5: Solve for x
    x = 2,483,043,978,802,650/57,433,401.44
  6. Step 6: Final answer
    x = 43,233,448.07

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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.