Finding the Fourth Proportional to 32,371,605.60, 48,549,632.40 and 18,695,176.80
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Solution
The fourth proportional to 32,371,605.60, 48,549,632.40 and 18,695,176.80 is: 28,038,274.42
Step by Step Solution
- Step 1: Write the proportion equation
32,371,605.60 : 48,549,632.40 = 18,695,176.80 : x - Step 2: Convert to fraction form
32,371,605.60/48,549,632.40 = 18,695,176.80/x - Step 3: Cross multiply
32,371,605.60x = 48,549,632.40 × 18,695,176.80 - Step 4: Simplify right side
32,371,605.60x = 907,643,961,293,008.38 - Step 5: Solve for x
x = 907,643,961,293,008.38/32,371,605.60 - Step 6: Final answer
x = 28,038,274.42
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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.