Finding the Fourth Proportional to 13,187,493.41, 19,779,444.41 and 3,471,292.71
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Solution
The fourth proportional to 13,187,493.41, 19,779,444.41 and 3,471,292.71 is: 5,206,466.39
Step by Step Solution
- Step 1: Write the proportion equation
13,187,493.41 : 19,779,444.41 = 3,471,292.71 : x - Step 2: Convert to fraction form
13,187,493.41/19,779,444.41 = 3,471,292.71/x - Step 3: Cross multiply
13,187,493.41x = 19,779,444.41 × 3,471,292.71 - Step 4: Simplify right side
13,187,493.41x = 68,660,241,188,283.25 - Step 5: Solve for x
x = 68,660,241,188,283.25/13,187,493.41 - Step 6: Final answer
x = 5,206,466.39
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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.