Home / 7,243,938.53-9,994,455.15-4,342,270.67

Finding the Fourth Proportional to 7,243,938.53, 9,994,455.15 and 4,342,270.67

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Solution

The fourth proportional to 7,243,938.53, 9,994,455.15 and 4,342,270.67 is: 5,991,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,938.53 : 9,994,455.15 = 4,342,270.67 : x
  2. Step 2: Convert to fraction form
    7,243,938.53/9,994,455.15 = 4,342,270.67/x
  3. Step 3: Cross multiply
    7,243,938.53x = 9,994,455.15 × 4,342,270.67
  4. Step 4: Simplify right side
    7,243,938.53x = 43,398,629,460,475.45
  5. Step 5: Solve for x
    x = 43,398,629,460,475.45/7,243,938.53
  6. Step 6: Final answer
    x = 5,991,026.74

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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.