Home / 8,399,097.90-12,589,315.65-4,615,296.30

Finding the Fourth Proportional to 8,399,097.90, 12,589,315.65 and 4,615,296.30

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Solution

The fourth proportional to 8,399,097.90, 12,589,315.65 and 4,615,296.30 is: 6,917,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,097.90 : 12,589,315.65 = 4,615,296.30 : x
  2. Step 2: Convert to fraction form
    8,399,097.90/12,589,315.65 = 4,615,296.30/x
  3. Step 3: Cross multiply
    8,399,097.90x = 12,589,315.65 × 4,615,296.30
  4. Step 4: Simplify right side
    8,399,097.90x = 58,103,421,938,977.09
  5. Step 5: Solve for x
    x = 58,103,421,938,977.09/8,399,097.90
  6. Step 6: Final answer
    x = 6,917,816.96

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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.