Home / 7,322,827.02-10,984,978.53-1,931,850.06

Finding the Fourth Proportional to 7,322,827.02, 10,984,978.53 and 1,931,850.06

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Solution

The fourth proportional to 7,322,827.02, 10,984,978.53 and 1,931,850.06 is: 2,897,969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322,827.02 : 10,984,978.53 = 1,931,850.06 : x
  2. Step 2: Convert to fraction form
    7,322,827.02/10,984,978.53 = 1,931,850.06/x
  3. Step 3: Cross multiply
    7,322,827.02x = 10,984,978.53 × 1,931,850.06
  4. Step 4: Simplify right side
    7,322,827.02x = 21,221,331,432,279.21
  5. Step 5: Solve for x
    x = 21,221,331,432,279.21/7,322,827.02
  6. Step 6: Final answer
    x = 2,897,969.78

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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.