Home / 43,447,907.20-65,208,602.40-17,907,246.40

Finding the Fourth Proportional to 43,447,907.20, 65,208,602.40 and 17,907,246.40

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Solution

The fourth proportional to 43,447,907.20, 65,208,602.40 and 17,907,246.40 is: 26,876,012.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,447,907.20 : 65,208,602.40 = 17,907,246.40 : x
  2. Step 2: Convert to fraction form
    43,447,907.20/65,208,602.40 = 17,907,246.40/x
  3. Step 3: Cross multiply
    43,447,907.20x = 65,208,602.40 × 17,907,246.40
  4. Step 4: Simplify right side
    43,447,907.20x = 1,167,706,510,576,431.25
  5. Step 5: Solve for x
    x = 1,167,706,510,576,431.25/43,447,907.20
  6. Step 6: Final answer
    x = 26,876,012.81

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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.