Home / 9,319,043.64-12,860,157.62-5,132,648.15

Finding the Fourth Proportional to 9,319,043.64, 12,860,157.62 and 5,132,648.15

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Solution

The fourth proportional to 9,319,043.64, 12,860,157.62 and 5,132,648.15 is: 7,082,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319,043.64 : 12,860,157.62 = 5,132,648.15 : x
  2. Step 2: Convert to fraction form
    9,319,043.64/12,860,157.62 = 5,132,648.15/x
  3. Step 3: Cross multiply
    9,319,043.64x = 12,860,157.62 × 5,132,648.15
  4. Step 4: Simplify right side
    9,319,043.64x = 66,006,664,127,037.37
  5. Step 5: Solve for x
    x = 66,006,664,127,037.37/9,319,043.64
  6. Step 6: Final answer
    x = 7,082,986.91

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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.