Home / 12,903,907.65-19,355,911.37-5,227,697.58

Finding the Fourth Proportional to 12,903,907.65, 19,355,911.37 and 5,227,697.58

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Solution

The fourth proportional to 12,903,907.65, 19,355,911.37 and 5,227,697.58 is: 7,841,566.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,903,907.65 : 19,355,911.37 = 5,227,697.58 : x
  2. Step 2: Convert to fraction form
    12,903,907.65/19,355,911.37 = 5,227,697.58/x
  3. Step 3: Cross multiply
    12,903,907.65x = 19,355,911.37 × 5,227,697.58
  4. Step 4: Simplify right side
    12,903,907.65x = 101,186,850,948,524.19
  5. Step 5: Solve for x
    x = 101,186,850,948,524.19/12,903,907.65
  6. Step 6: Final answer
    x = 7,841,566.58

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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.