Finding the Fourth Proportional to 58,387,451.36, 87,554,219.07 and 21,490,073.24
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Solution
The fourth proportional to 58,387,451.36, 87,554,219.07 and 21,490,073.24 is: 32,225,187.72
Step by Step Solution
- Step 1: Write the proportion equation
58,387,451.36 : 87,554,219.07 = 21,490,073.24 : x - Step 2: Convert to fraction form
58,387,451.36/87,554,219.07 = 21,490,073.24/x - Step 3: Cross multiply
58,387,451.36x = 87,554,219.07 × 21,490,073.24 - Step 4: Simplify right side
58,387,451.36x = 1,881,546,580,285,304.50 - Step 5: Solve for x
x = 1,881,546,580,285,304.50/58,387,451.36 - Step 6: Final answer
x = 32,225,187.72
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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.