Finding the Fourth Proportional to 40,260,980.80, 60,331,751.04 and 29,571,158.08
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Solution
The fourth proportional to 40,260,980.80, 60,331,751.04 and 29,571,158.08 is: 44,312,873.45
Step by Step Solution
- Step 1: Write the proportion equation
40,260,980.80 : 60,331,751.04 = 29,571,158.08 : x - Step 2: Convert to fraction form
40,260,980.80/60,331,751.04 = 29,571,158.08/x - Step 3: Cross multiply
40,260,980.80x = 60,331,751.04 × 29,571,158.08 - Step 4: Simplify right side
40,260,980.80x = 1,784,079,747,247,044.25 - Step 5: Solve for x
x = 1,784,079,747,247,044.25/40,260,980.80 - Step 6: Final answer
x = 44,312,873.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.