Finding the Fourth Proportional to 85,545,947.70, 128,326,465.08 and 24,135,643.80
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Solution
The fourth proportional to 85,545,947.70, 128,326,465.08 and 24,135,643.80 is: 36,205,594.01
Step by Step Solution
- Step 1: Write the proportion equation
85,545,947.70 : 128,326,465.08 = 24,135,643.80 : x - Step 2: Convert to fraction form
85,545,947.70/128,326,465.08 = 24,135,643.80/x - Step 3: Cross multiply
85,545,947.70x = 128,326,465.08 × 24,135,643.80 - Step 4: Simplify right side
85,545,947.70x = 3,097,241,851,284,018.50 - Step 5: Solve for x
x = 3,097,241,851,284,018.50/85,545,947.70 - Step 6: Final answer
x = 36,205,594.01
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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.