Finding the Fourth Proportional to 10,999,664.16, 15,179,308.20 and 6,104,602.08
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Solution
The fourth proportional to 10,999,664.16, 15,179,308.20 and 6,104,602.08 is: 8,424,224.15
Step by Step Solution
- Step 1: Write the proportion equation
10,999,664.16 : 15,179,308.20 = 6,104,602.08 : x - Step 2: Convert to fraction form
10,999,664.16/15,179,308.20 = 6,104,602.08/x - Step 3: Cross multiply
10,999,664.16x = 15,179,308.20 × 6,104,602.08 - Step 4: Simplify right side
10,999,664.16x = 92,663,636,410,681.05 - Step 5: Solve for x
x = 92,663,636,410,681.05/10,999,664.16 - Step 6: Final answer
x = 8,424,224.15
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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.