Finding the Fourth Proportional to 58,578,542.42, 80,838,386.80 and 32,472,994.10
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Solution
The fourth proportional to 58,578,542.42, 80,838,386.80 and 32,472,994.10 is: 44,812,730.89
Step by Step Solution
- Step 1: Write the proportion equation
58,578,542.42 : 80,838,386.80 = 32,472,994.10 : x - Step 2: Convert to fraction form
58,578,542.42/80,838,386.80 = 32,472,994.10/x - Step 3: Cross multiply
58,578,542.42x = 80,838,386.80 × 32,472,994.10 - Step 4: Simplify right side
58,578,542.42x = 2,625,064,457,609,918 - Step 5: Solve for x
x = 2,625,064,457,609,918/58,578,542.42 - Step 6: Final answer
x = 44,812,730.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.