Finding the Fourth Proportional to 62,829,768.15, 86,669,652.65 and 37,705,451.94
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Solution
The fourth proportional to 62,829,768.15, 86,669,652.65 and 37,705,451.94 is: 52,012,262.96
Step by Step Solution
- Step 1: Write the proportion equation
62,829,768.15 : 86,669,652.65 = 37,705,451.94 : x - Step 2: Convert to fraction form
62,829,768.15/86,669,652.65 = 37,705,451.94/x - Step 3: Cross multiply
62,829,768.15x = 86,669,652.65 × 37,705,451.94 - Step 4: Simplify right side
62,829,768.15x = 3,267,918,422,462,541 - Step 5: Solve for x
x = 3,267,918,422,462,541/62,829,768.15 - Step 6: Final answer
x = 52,012,262.96
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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.