Finding the Fourth Proportional to 64,430,186.62, 88,913,670.69 and 35,456,810.62
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Solution
The fourth proportional to 64,430,186.62, 88,913,670.69 and 35,456,810.62 is: 48,930,405.89
Step by Step Solution
- Step 1: Write the proportion equation
64,430,186.62 : 88,913,670.69 = 35,456,810.62 : x - Step 2: Convert to fraction form
64,430,186.62/88,913,670.69 = 35,456,810.62/x - Step 3: Cross multiply
64,430,186.62x = 88,913,670.69 × 35,456,810.62 - Step 4: Simplify right side
64,430,186.62x = 3,152,595,183,184,374.50 - Step 5: Solve for x
x = 3,152,595,183,184,374.50/64,430,186.62 - Step 6: Final answer
x = 48,930,405.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.