Home / 79,305,465.63-118,931,258.13-27,477,972.43

Finding the Fourth Proportional to 79,305,465.63, 118,931,258.13 and 27,477,972.43

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Solution

The fourth proportional to 79,305,465.63, 118,931,258.13 and 27,477,972.43 is: 41,207,624.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,305,465.63 : 118,931,258.13 = 27,477,972.43 : x
  2. Step 2: Convert to fraction form
    79,305,465.63/118,931,258.13 = 27,477,972.43/x
  3. Step 3: Cross multiply
    79,305,465.63x = 118,931,258.13 × 27,477,972.43
  4. Step 4: Simplify right side
    79,305,465.63x = 3,267,989,831,961,353
  5. Step 5: Solve for x
    x = 3,267,989,831,961,353/79,305,465.63
  6. Step 6: Final answer
    x = 41,207,624.29

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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.