Home / 8,140,546.32-12,199,339.47-4,498,916.07

Finding the Fourth Proportional to 8,140,546.32, 12,199,339.47 and 4,498,916.07

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Solution

The fourth proportional to 8,140,546.32, 12,199,339.47 and 4,498,916.07 is: 6,742,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,140,546.32 : 12,199,339.47 = 4,498,916.07 : x
  2. Step 2: Convert to fraction form
    8,140,546.32/12,199,339.47 = 4,498,916.07/x
  3. Step 3: Cross multiply
    8,140,546.32x = 12,199,339.47 × 4,498,916.07
  4. Step 4: Simplify right side
    8,140,546.32x = 54,883,804,384,968.29
  5. Step 5: Solve for x
    x = 54,883,804,384,968.29/8,140,546.32
  6. Step 6: Final answer
    x = 6,742,029.62

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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.