Finding the Fourth Proportional to 47,403,219.95, 71,104,829.94 and 13,324,565.82
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Solution
The fourth proportional to 47,403,219.95, 71,104,829.94 and 13,324,565.82 is: 19,986,848.73
Step by Step Solution
- Step 1: Write the proportion equation
47,403,219.95 : 71,104,829.94 = 13,324,565.82 : x - Step 2: Convert to fraction form
47,403,219.95/71,104,829.94 = 13,324,565.82/x - Step 3: Cross multiply
47,403,219.95x = 71,104,829.94 × 13,324,565.82 - Step 4: Simplify right side
47,403,219.95x = 947,440,986,655,436.62 - Step 5: Solve for x
x = 947,440,986,655,436.62/47,403,219.95 - Step 6: Final answer
x = 19,986,848.73
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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.