Finding the Fourth Proportional to 58,012,714.14, 80,059,829.76 and 31,909,660.84
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Solution
The fourth proportional to 58,012,714.14, 80,059,829.76 and 31,909,660.84 is: 44,036,588.40
Step by Step Solution
- Step 1: Write the proportion equation
58,012,714.14 : 80,059,829.76 = 31,909,660.84 : x - Step 2: Convert to fraction form
58,012,714.14/80,059,829.76 = 31,909,660.84/x - Step 3: Cross multiply
58,012,714.14x = 80,059,829.76 × 31,909,660.84 - Step 4: Simplify right side
58,012,714.14x = 2,554,682,014,549,739 - Step 5: Solve for x
x = 2,554,682,014,549,739/58,012,714.14 - Step 6: Final answer
x = 44,036,588.40
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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.