Finding the Fourth Proportional to 67,026,529.64, 100,539,646.72 and 17,842,393.99
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Solution
The fourth proportional to 67,026,529.64, 100,539,646.72 and 17,842,393.99 is: 26,763,551.66
Step by Step Solution
- Step 1: Write the proportion equation
67,026,529.64 : 100,539,646.72 = 17,842,393.99 : x - Step 2: Convert to fraction form
67,026,529.64/100,539,646.72 = 17,842,393.99/x - Step 3: Cross multiply
67,026,529.64x = 100,539,646.72 × 17,842,393.99 - Step 4: Simplify right side
67,026,529.64x = 1,793,867,988,393,651 - Step 5: Solve for x
x = 1,793,867,988,393,651/67,026,529.64 - Step 6: Final answer
x = 26,763,551.66
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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.