Finding the Fourth Proportional to 70,826,519.09, 106,243,587.66 and 22,308,171.95
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Solution
The fourth proportional to 70,826,519.09, 106,243,587.66 and 22,308,171.95 is: 33,463,457.65
Step by Step Solution
- Step 1: Write the proportion equation
70,826,519.09 : 106,243,587.66 = 22,308,171.95 : x - Step 2: Convert to fraction form
70,826,519.09/106,243,587.66 = 22,308,171.95/x - Step 3: Cross multiply
70,826,519.09x = 106,243,587.66 × 22,308,171.95 - Step 4: Simplify right side
70,826,519.09x = 2,370,100,222,104,178 - Step 5: Solve for x
x = 2,370,100,222,104,178/70,826,519.09 - Step 6: Final answer
x = 33,463,457.65
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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.