Finding the Fourth Proportional to 79,271,663.07, 109,394,671.08 and 43,994,794.07
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Solution
The fourth proportional to 79,271,663.07, 109,394,671.08 and 43,994,794.07 is: 60,712,691.52
Step by Step Solution
- Step 1: Write the proportion equation
79,271,663.07 : 109,394,671.08 = 43,994,794.07 : x - Step 2: Convert to fraction form
79,271,663.07/109,394,671.08 = 43,994,794.07/x - Step 3: Cross multiply
79,271,663.07x = 109,394,671.08 × 43,994,794.07 - Step 4: Simplify right side
79,271,663.07x = 4,812,796,025,973,011 - Step 5: Solve for x
x = 4,812,796,025,973,011/79,271,663.07 - Step 6: Final answer
x = 60,712,691.52
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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.