Finding the Fourth Proportional to 70,694,784.16, 106,041,109.11 and 31,805,773.99
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Solution
The fourth proportional to 70,694,784.16, 106,041,109.11 and 31,805,773.99 is: 47,708,180.88
Step by Step Solution
- Step 1: Write the proportion equation
70,694,784.16 : 106,041,109.11 = 31,805,773.99 : x - Step 2: Convert to fraction form
70,694,784.16/106,041,109.11 = 31,805,773.99/x - Step 3: Cross multiply
70,694,784.16x = 106,041,109.11 × 31,805,773.99 - Step 4: Simplify right side
70,694,784.16x = 3,372,719,550,001,590 - Step 5: Solve for x
x = 3,372,719,550,001,590/70,694,784.16 - Step 6: Final answer
x = 47,708,180.88
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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.