Finding the Fourth Proportional to 56,165,712.30, 84,248,568.45 and 27,430,281.90
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Solution
The fourth proportional to 56,165,712.30, 84,248,568.45 and 27,430,281.90 is: 41,145,422.85
Step by Step Solution
- Step 1: Write the proportion equation
56,165,712.30 : 84,248,568.45 = 27,430,281.90 : x - Step 2: Convert to fraction form
56,165,712.30/84,248,568.45 = 27,430,281.90/x - Step 3: Cross multiply
56,165,712.30x = 84,248,568.45 × 27,430,281.90 - Step 4: Simplify right side
56,165,712.30x = 2,310,961,982,254,946 - Step 5: Solve for x
x = 2,310,961,982,254,946/56,165,712.30 - Step 6: Final answer
x = 41,145,422.85
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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.