Home / 52,831,946.70-79,247,920.05-18,756,737.10

Finding the Fourth Proportional to 52,831,946.70, 79,247,920.05 and 18,756,737.10

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Solution

The fourth proportional to 52,831,946.70, 79,247,920.05 and 18,756,737.10 is: 28,135,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,831,946.70 : 79,247,920.05 = 18,756,737.10 : x
  2. Step 2: Convert to fraction form
    52,831,946.70/79,247,920.05 = 18,756,737.10/x
  3. Step 3: Cross multiply
    52,831,946.70x = 79,247,920.05 × 18,756,737.10
  4. Step 4: Simplify right side
    52,831,946.70x = 1,486,432,402,099,669
  5. Step 5: Solve for x
    x = 1,486,432,402,099,669/52,831,946.70
  6. Step 6: Final answer
    x = 28,135,105.65

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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.