Finding the Fourth Proportional to 39,866,485.92, 59,804,718.84 and 15,602,279.76
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Solution
The fourth proportional to 39,866,485.92, 59,804,718.84 and 15,602,279.76 is: 23,405,372.53
Step by Step Solution
- Step 1: Write the proportion equation
39,866,485.92 : 59,804,718.84 = 15,602,279.76 : x - Step 2: Convert to fraction form
39,866,485.92/59,804,718.84 = 15,602,279.76/x - Step 3: Cross multiply
39,866,485.92x = 59,804,718.84 × 15,602,279.76 - Step 4: Simplify right side
39,866,485.92x = 933,089,954,309,822.75 - Step 5: Solve for x
x = 933,089,954,309,822.75/39,866,485.92 - Step 6: Final answer
x = 23,405,372.53
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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.