Finding the Fourth Proportional to 57,456,278.20, 86,184,417.30 and 44,607,215.80
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Solution
The fourth proportional to 57,456,278.20, 86,184,417.30 and 44,607,215.80 is: 66,910,823.70
Step by Step Solution
- Step 1: Write the proportion equation
57,456,278.20 : 86,184,417.30 = 44,607,215.80 : x - Step 2: Convert to fraction form
57,456,278.20/86,184,417.30 = 44,607,215.80/x - Step 3: Cross multiply
57,456,278.20x = 86,184,417.30 × 44,607,215.80 - Step 4: Simplify right side
57,456,278.20x = 3,844,446,901,098,353 - Step 5: Solve for x
x = 3,844,446,901,098,353/57,456,278.20 - Step 6: Final answer
x = 66,910,823.70
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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.