Finding the Fourth Proportional to 65,953,349.19, 98,930,865.15 and 17,430,783.57
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Solution
The fourth proportional to 65,953,349.19, 98,930,865.15 and 17,430,783.57 is: 26,146,397.72
Step by Step Solution
- Step 1: Write the proportion equation
65,953,349.19 : 98,930,865.15 = 17,430,783.57 : x - Step 2: Convert to fraction form
65,953,349.19/98,930,865.15 = 17,430,783.57/x - Step 3: Cross multiply
65,953,349.19x = 98,930,865.15 × 17,430,783.57 - Step 4: Simplify right side
65,953,349.19x = 1,724,442,498,822,505.75 - Step 5: Solve for x
x = 1,724,442,498,822,505.75/65,953,349.19 - Step 6: Final answer
x = 26,146,397.72
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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.