Home / 51,373,505.46-70,905,737.01-30,477,136.89

Finding the Fourth Proportional to 51,373,505.46, 70,905,737.01 and 30,477,136.89

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Solution

The fourth proportional to 51,373,505.46, 70,905,737.01 and 30,477,136.89 is: 42,064,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,373,505.46 : 70,905,737.01 = 30,477,136.89 : x
  2. Step 2: Convert to fraction form
    51,373,505.46/70,905,737.01 = 30,477,136.89/x
  3. Step 3: Cross multiply
    51,373,505.46x = 70,905,737.01 × 30,477,136.89
  4. Step 4: Simplify right side
    51,373,505.46x = 2,161,003,853,140,109.50
  5. Step 5: Solve for x
    x = 2,161,003,853,140,109.50/51,373,505.46
  6. Step 6: Final answer
    x = 42,064,559.03

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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.