Home / 7,018,699.82-10,529,293.58-3,180,367.19

Finding the Fourth Proportional to 7,018,699.82, 10,529,293.58 and 3,180,367.19

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Solution

The fourth proportional to 7,018,699.82, 10,529,293.58 and 3,180,367.19 is: 4,771,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,699.82 : 10,529,293.58 = 3,180,367.19 : x
  2. Step 2: Convert to fraction form
    7,018,699.82/10,529,293.58 = 3,180,367.19/x
  3. Step 3: Cross multiply
    7,018,699.82x = 10,529,293.58 × 3,180,367.19
  4. Step 4: Simplify right side
    7,018,699.82x = 33,487,019,767,161.34
  5. Step 5: Solve for x
    x = 33,487,019,767,161.34/7,018,699.82
  6. Step 6: Final answer
    x = 4,771,114.40

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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.