Finding the Fourth Proportional to 39,301,648.66, 54,236,497.33 and 22,791,575.95
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Solution
The fourth proportional to 39,301,648.66, 54,236,497.33 and 22,791,575.95 is: 31,452,503.65
Step by Step Solution
- Step 1: Write the proportion equation
39,301,648.66 : 54,236,497.33 = 22,791,575.95 : x - Step 2: Convert to fraction form
39,301,648.66/54,236,497.33 = 22,791,575.95/x - Step 3: Cross multiply
39,301,648.66x = 54,236,497.33 × 22,791,575.95 - Step 4: Simplify right side
39,301,648.66x = 1,236,135,248,051,565.50 - Step 5: Solve for x
x = 1,236,135,248,051,565.50/39,301,648.66 - Step 6: Final answer
x = 31,452,503.65
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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.