Finding the Fourth Proportional to 76,944,660.03, 115,417,219.68 and 18,652,106.88
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Solution
The fourth proportional to 76,944,660.03, 115,417,219.68 and 18,652,106.88 is: 27,978,215.98
Step by Step Solution
- Step 1: Write the proportion equation
76,944,660.03 : 115,417,219.68 = 18,652,106.88 : x - Step 2: Convert to fraction form
76,944,660.03/115,417,219.68 = 18,652,106.88/x - Step 3: Cross multiply
76,944,660.03x = 115,417,219.68 × 18,652,106.88 - Step 4: Simplify right side
76,944,660.03x = 2,152,774,317,170,538.75 - Step 5: Solve for x
x = 2,152,774,317,170,538.75/76,944,660.03 - Step 6: Final answer
x = 27,978,215.98
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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.