Home / 12,555,649.60-18,806,699.04-6,068,923.36

Finding the Fourth Proportional to 12,555,649.60, 18,806,699.04 and 6,068,923.36

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Solution

The fourth proportional to 12,555,649.60, 18,806,699.04 and 6,068,923.36 is: 9,090,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555,649.60 : 18,806,699.04 = 6,068,923.36 : x
  2. Step 2: Convert to fraction form
    12,555,649.60/18,806,699.04 = 6,068,923.36/x
  3. Step 3: Cross multiply
    12,555,649.60x = 18,806,699.04 × 6,068,923.36
  4. Step 4: Simplify right side
    12,555,649.60x = 114,136,415,128,345.58
  5. Step 5: Solve for x
    x = 114,136,415,128,345.58/12,555,649.60
  6. Step 6: Final answer
    x = 9,090,442.85

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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.