Finding the Fourth Proportional to 71,714,417.85, 107,348,957.91 and 38,843,348.58
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Solution
The fourth proportional to 71,714,417.85, 107,348,957.91 and 38,843,348.58 is: 58,144,416.66
Step by Step Solution
- Step 1: Write the proportion equation
71,714,417.85 : 107,348,957.91 = 38,843,348.58 : x - Step 2: Convert to fraction form
71,714,417.85/107,348,957.91 = 38,843,348.58/x - Step 3: Cross multiply
71,714,417.85x = 107,348,957.91 × 38,843,348.58 - Step 4: Simplify right side
71,714,417.85x = 4,169,792,991,797,878 - Step 5: Solve for x
x = 4,169,792,991,797,878/71,714,417.85 - Step 6: Final answer
x = 58,144,416.66
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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.