Finding the Fourth Proportional to 36,849,789.21, 55,281,768.62 and 14,128,914.57
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Solution
The fourth proportional to 36,849,789.21, 55,281,768.62 and 14,128,914.57 is: 21,196,088.30
Step by Step Solution
- Step 1: Write the proportion equation
36,849,789.21 : 55,281,768.62 = 14,128,914.57 : x - Step 2: Convert to fraction form
36,849,789.21/55,281,768.62 = 14,128,914.57/x - Step 3: Cross multiply
36,849,789.21x = 55,281,768.62 × 14,128,914.57 - Step 4: Simplify right side
36,849,789.21x = 781,071,386,039,842.25 - Step 5: Solve for x
x = 781,071,386,039,842.25/36,849,789.21 - Step 6: Final answer
x = 21,196,088.30
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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.