Finding the Fourth Proportional to 65,129,279.42, 97,566,209.12 and 37,778,110.58
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Solution
The fourth proportional to 65,129,279.42, 97,566,209.12 and 37,778,110.58 is: 56,593,087.93
Step by Step Solution
- Step 1: Write the proportion equation
65,129,279.42 : 97,566,209.12 = 37,778,110.58 : x - Step 2: Convert to fraction form
65,129,279.42/97,566,209.12 = 37,778,110.58/x - Step 3: Cross multiply
65,129,279.42x = 97,566,209.12 × 37,778,110.58 - Step 4: Simplify right side
65,129,279.42x = 3,685,867,037,006,764.50 - Step 5: Solve for x
x = 3,685,867,037,006,764.50/65,129,279.42 - Step 6: Final answer
x = 56,593,087.93
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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.