Finding the Fourth Proportional to 70,714,686.56, 97,585,560.42 and 39,352,198.96
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Solution
The fourth proportional to 70,714,686.56, 97,585,560.42 and 39,352,198.96 is: 54,305,641.11
Step by Step Solution
- Step 1: Write the proportion equation
70,714,686.56 : 97,585,560.42 = 39,352,198.96 : x - Step 2: Convert to fraction form
70,714,686.56/97,585,560.42 = 39,352,198.96/x - Step 3: Cross multiply
70,714,686.56x = 97,585,560.42 × 39,352,198.96 - Step 4: Simplify right side
70,714,686.56x = 3,840,206,389,270,941.50 - Step 5: Solve for x
x = 3,840,206,389,270,941.50/70,714,686.56 - Step 6: Final answer
x = 54,305,641.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.