Finding the Fourth Proportional to 70,357,523, 97,091,034.36 and 38,994,235.52
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Solution
The fourth proportional to 70,357,523, 97,091,034.36 and 38,994,235.52 is: 53,810,744.03
Step by Step Solution
- Step 1: Write the proportion equation
70,357,523 : 97,091,034.36 = 38,994,235.52 : x - Step 2: Convert to fraction form
70,357,523/97,091,034.36 = 38,994,235.52/x - Step 3: Cross multiply
70,357,523x = 97,091,034.36 × 38,994,235.52 - Step 4: Simplify right side
70,357,523x = 3,785,990,660,714,253 - Step 5: Solve for x
x = 3,785,990,660,714,253/70,357,523 - Step 6: Final answer
x = 53,810,744.03
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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.