Finding the Fourth Proportional to 17,386,321.55, 26,078,315.92 and 4,606,551.95
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Solution
The fourth proportional to 17,386,321.55, 26,078,315.92 and 4,606,551.95 is: 6,909,518.88
Step by Step Solution
- Step 1: Write the proportion equation
17,386,321.55 : 26,078,315.92 = 4,606,551.95 : x - Step 2: Convert to fraction form
17,386,321.55/26,078,315.92 = 4,606,551.95/x - Step 3: Cross multiply
17,386,321.55x = 26,078,315.92 × 4,606,551.95 - Step 4: Simplify right side
17,386,321.55x = 120,131,117,053,992.06 - Step 5: Solve for x
x = 120,131,117,053,992.06/17,386,321.55 - Step 6: Final answer
x = 6,909,518.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.