Finding the Fourth Proportional to 46,566,427.80, 69,849,641.70 and 14,218,267.80
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Solution
The fourth proportional to 46,566,427.80, 69,849,641.70 and 14,218,267.80 is: 21,327,401.70
Step by Step Solution
- Step 1: Write the proportion equation
46,566,427.80 : 69,849,641.70 = 14,218,267.80 : x - Step 2: Convert to fraction form
46,566,427.80/69,849,641.70 = 14,218,267.80/x - Step 3: Cross multiply
46,566,427.80x = 69,849,641.70 × 14,218,267.80 - Step 4: Simplify right side
46,566,427.80x = 993,140,911,424,647.38 - Step 5: Solve for x
x = 993,140,911,424,647.38/46,566,427.80 - Step 6: Final answer
x = 21,327,401.70
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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.