Finding the Fourth Proportional to 39,554,430.90, 59,348,696.74 and 21,355,012.42
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Solution
The fourth proportional to 39,554,430.90, 59,348,696.74 and 21,355,012.42 is: 32,041,723.95
Step by Step Solution
- Step 1: Write the proportion equation
39,554,430.90 : 59,348,696.74 = 21,355,012.42 : x - Step 2: Convert to fraction form
39,554,430.90/59,348,696.74 = 21,355,012.42/x - Step 3: Cross multiply
39,554,430.90x = 59,348,696.74 × 21,355,012.42 - Step 4: Simplify right side
39,554,430.90x = 1,267,392,155,993,513.75 - Step 5: Solve for x
x = 1,267,392,155,993,513.75/39,554,430.90 - Step 6: Final answer
x = 32,041,723.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.