Finding the Fourth Proportional to 9,637,021.98, 13,298,850.58 and 5,506,791.06
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Solution
The fourth proportional to 9,637,021.98, 13,298,850.58 and 5,506,791.06 is: 7,599,234.66
Step by Step Solution
- Step 1: Write the proportion equation
9,637,021.98 : 13,298,850.58 = 5,506,791.06 : x - Step 2: Convert to fraction form
9,637,021.98/13,298,850.58 = 5,506,791.06/x - Step 3: Cross multiply
9,637,021.98x = 13,298,850.58 × 5,506,791.06 - Step 4: Simplify right side
9,637,021.98x = 73,233,991,482,219.81 - Step 5: Solve for x
x = 73,233,991,482,219.81/9,637,021.98 - Step 6: Final answer
x = 7,599,234.66
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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.