Finding the Fourth Proportional to 84,497,957.54, 126,528,649.14 and 58,317,577.71
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Solution
The fourth proportional to 84,497,957.54, 126,528,649.14 and 58,317,577.71 is: 87,325,712.28
Step by Step Solution
- Step 1: Write the proportion equation
84,497,957.54 : 126,528,649.14 = 58,317,577.71 : x - Step 2: Convert to fraction form
84,497,957.54/126,528,649.14 = 58,317,577.71/x - Step 3: Cross multiply
84,497,957.54x = 126,528,649.14 × 58,317,577.71 - Step 4: Simplify right side
84,497,957.54x = 7,378,844,328,891,462 - Step 5: Solve for x
x = 7,378,844,328,891,462/84,497,957.54 - Step 6: Final answer
x = 87,325,712.28
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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.