Home / 12,787,269.12-19,190,342.40-6,055,672.32

Finding the Fourth Proportional to 12,787,269.12, 19,190,342.40 and 6,055,672.32

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Solution

The fourth proportional to 12,787,269.12, 19,190,342.40 and 6,055,672.32 is: 9,087,978.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,787,269.12 : 19,190,342.40 = 6,055,672.32 : x
  2. Step 2: Convert to fraction form
    12,787,269.12/19,190,342.40 = 6,055,672.32/x
  3. Step 3: Cross multiply
    12,787,269.12x = 19,190,342.40 × 6,055,672.32
  4. Step 4: Simplify right side
    12,787,269.12x = 116,210,425,283,002.36
  5. Step 5: Solve for x
    x = 116,210,425,283,002.36/12,787,269.12
  6. Step 6: Final answer
    x = 9,087,978.38

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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.