Home / 12,883,323-17,779,210.38-7,082,349.24

Finding the Fourth Proportional to 12,883,323, 17,779,210.38 and 7,082,349.24

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Solution

The fourth proportional to 12,883,323, 17,779,210.38 and 7,082,349.24 is: 9,773,765.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,883,323 : 17,779,210.38 = 7,082,349.24 : x
  2. Step 2: Convert to fraction form
    12,883,323/17,779,210.38 = 7,082,349.24/x
  3. Step 3: Cross multiply
    12,883,323x = 17,779,210.38 × 7,082,349.24
  4. Step 4: Simplify right side
    12,883,323x = 125,918,577,122,593.11
  5. Step 5: Solve for x
    x = 125,918,577,122,593.11/12,883,323
  6. Step 6: Final answer
    x = 9,773,765.44

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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.