Finding the Fourth Proportional to 7,345,248.14, 10,133,298.16 and 4,587,147.26
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Solution
The fourth proportional to 7,345,248.14, 10,133,298.16 and 4,587,147.26 is: 6,328,299.61
Step by Step Solution
- Step 1: Write the proportion equation
7,345,248.14 : 10,133,298.16 = 4,587,147.26 : x - Step 2: Convert to fraction form
7,345,248.14/10,133,298.16 = 4,587,147.26/x - Step 3: Cross multiply
7,345,248.14x = 10,133,298.16 × 4,587,147.26 - Step 4: Simplify right side
7,345,248.14x = 46,482,930,948,075.06 - Step 5: Solve for x
x = 46,482,930,948,075.06/7,345,248.14 - Step 6: Final answer
x = 6,328,299.61
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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.