Finding the Fourth Proportional to 67,712,550.84, 101,572,664.82 and 21,658,465.08
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Solution
The fourth proportional to 67,712,550.84, 101,572,664.82 and 21,658,465.08 is: 32,488,925.42
Step by Step Solution
- Step 1: Write the proportion equation
67,712,550.84 : 101,572,664.82 = 21,658,465.08 : x - Step 2: Convert to fraction form
67,712,550.84/101,572,664.82 = 21,658,465.08/x - Step 3: Cross multiply
67,712,550.84x = 101,572,664.82 × 21,658,465.08 - Step 4: Simplify right side
67,712,550.84x = 2,199,908,014,086,514.25 - Step 5: Solve for x
x = 2,199,908,014,086,514.25/67,712,550.84 - Step 6: Final answer
x = 32,488,925.42
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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.