Finding the Fourth Proportional to 21,865,132.14, 32,794,331.85 and 7,292,305.50
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Solution
The fourth proportional to 21,865,132.14, 32,794,331.85 and 7,292,305.50 is: 10,937,335.53
Step by Step Solution
- Step 1: Write the proportion equation
21,865,132.14 : 32,794,331.85 = 7,292,305.50 : x - Step 2: Convert to fraction form
21,865,132.14/32,794,331.85 = 7,292,305.50/x - Step 3: Cross multiply
21,865,132.14x = 32,794,331.85 × 7,292,305.50 - Step 4: Simplify right side
21,865,132.14x = 239,146,286,518,580.19 - Step 5: Solve for x
x = 239,146,286,518,580.19/21,865,132.14 - Step 6: Final answer
x = 10,937,335.53
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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.