Finding the Fourth Proportional to 45,507,976.23, 68,310,541.68 and 19,613,056.95
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Solution
The fourth proportional to 45,507,976.23, 68,310,541.68 and 19,613,056.95 is: 29,440,521.32
Step by Step Solution
- Step 1: Write the proportion equation
45,507,976.23 : 68,310,541.68 = 19,613,056.95 : x - Step 2: Convert to fraction form
45,507,976.23/68,310,541.68 = 19,613,056.95/x - Step 3: Cross multiply
45,507,976.23x = 68,310,541.68 × 19,613,056.95 - Step 4: Simplify right side
45,507,976.23x = 1,339,778,544,255,188.75 - Step 5: Solve for x
x = 1,339,778,544,255,188.75/45,507,976.23 - Step 6: Final answer
x = 29,440,521.32
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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.