Finding the Fourth Proportional to 63,081,780.98, 87,092,264.08 and 48,369,181.34
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Solution
The fourth proportional to 63,081,780.98, 87,092,264.08 and 48,369,181.34 is: 66,779,685.82
Step by Step Solution
- Step 1: Write the proportion equation
63,081,780.98 : 87,092,264.08 = 48,369,181.34 : x - Step 2: Convert to fraction form
63,081,780.98/87,092,264.08 = 48,369,181.34/x - Step 3: Cross multiply
63,081,780.98x = 87,092,264.08 × 48,369,181.34 - Step 4: Simplify right side
63,081,780.98x = 4,212,581,514,596,688.50 - Step 5: Solve for x
x = 4,212,581,514,596,688.50/63,081,780.98 - Step 6: Final answer
x = 66,779,685.82
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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.