Home / 12,607,588.70-18,883,389.45-10,368,100.70

Finding the Fourth Proportional to 12,607,588.70, 18,883,389.45 and 10,368,100.70

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Solution

The fourth proportional to 12,607,588.70, 18,883,389.45 and 10,368,100.70 is: 15,529,129.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,607,588.70 : 18,883,389.45 = 10,368,100.70 : x
  2. Step 2: Convert to fraction form
    12,607,588.70/18,883,389.45 = 10,368,100.70/x
  3. Step 3: Cross multiply
    12,607,588.70x = 18,883,389.45 × 10,368,100.70
  4. Step 4: Simplify right side
    12,607,588.70x = 195,784,883,374,917.59
  5. Step 5: Solve for x
    x = 195,784,883,374,917.59/12,607,588.70
  6. Step 6: Final answer
    x = 15,529,129.96

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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.