Finding the Fourth Proportional to 11,395,504.99, 15,725,199.68 and 6,237,878.59
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Solution
The fourth proportional to 11,395,504.99, 15,725,199.68 and 6,237,878.59 is: 8,607,945.54
Step by Step Solution
- Step 1: Write the proportion equation
11,395,504.99 : 15,725,199.68 = 6,237,878.59 : x - Step 2: Convert to fraction form
11,395,504.99/15,725,199.68 = 6,237,878.59/x - Step 3: Cross multiply
11,395,504.99x = 15,725,199.68 × 6,237,878.59 - Step 4: Simplify right side
11,395,504.99x = 98,091,886,328,720.84 - Step 5: Solve for x
x = 98,091,886,328,720.84/11,395,504.99 - Step 6: Final answer
x = 8,607,945.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.