Home / 30,683,137.85-46,019,683.96-12,486,598.01

Finding the Fourth Proportional to 30,683,137.85, 46,019,683.96 and 12,486,598.01

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Solution

The fourth proportional to 30,683,137.85, 46,019,683.96 and 12,486,598.01 is: 18,727,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,683,137.85 : 46,019,683.96 = 12,486,598.01 : x
  2. Step 2: Convert to fraction form
    30,683,137.85/46,019,683.96 = 12,486,598.01/x
  3. Step 3: Cross multiply
    30,683,137.85x = 46,019,683.96 × 12,486,598.01
  4. Step 4: Simplify right side
    30,683,137.85x = 574,629,294,155,764.88
  5. Step 5: Solve for x
    x = 574,629,294,155,764.88/30,683,137.85
  6. Step 6: Final answer
    x = 18,727,852.96

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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.