Finding the Fourth Proportional to 70,474,842.98, 97,254,090.02 and 39,534,347.96
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Solution
The fourth proportional to 70,474,842.98, 97,254,090.02 and 39,534,347.96 is: 54,556,730.78
Step by Step Solution
- Step 1: Write the proportion equation
70,474,842.98 : 97,254,090.02 = 39,534,347.96 : x - Step 2: Convert to fraction form
70,474,842.98/97,254,090.02 = 39,534,347.96/x - Step 3: Cross multiply
70,474,842.98x = 97,254,090.02 × 39,534,347.96 - Step 4: Simplify right side
70,474,842.98x = 3,844,877,034,699,901 - Step 5: Solve for x
x = 3,844,877,034,699,901/70,474,842.98 - Step 6: Final answer
x = 54,556,730.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.