Finding the Fourth Proportional to 81,459,726.23, 122,266,376.84 and 29,694,363.28
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Solution
The fourth proportional to 81,459,726.23, 122,266,376.84 and 29,694,363.28 is: 44,569,536.12
Step by Step Solution
- Step 1: Write the proportion equation
81,459,726.23 : 122,266,376.84 = 29,694,363.28 : x - Step 2: Convert to fraction form
81,459,726.23/122,266,376.84 = 29,694,363.28/x - Step 3: Cross multiply
81,459,726.23x = 122,266,376.84 × 29,694,363.28 - Step 4: Simplify right side
81,459,726.23x = 3,630,622,210,584,908.50 - Step 5: Solve for x
x = 3,630,622,210,584,908.50/81,459,726.23 - Step 6: Final answer
x = 44,569,536.12
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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.