Finding the Fourth Proportional to 47,592,857.12, 65,653,967.99 and 31,082,646.02
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Solution
The fourth proportional to 47,592,857.12, 65,653,967.99 and 31,082,646.02 is: 42,878,263.04
Step by Step Solution
- Step 1: Write the proportion equation
47,592,857.12 : 65,653,967.99 = 31,082,646.02 : x - Step 2: Convert to fraction form
47,592,857.12/65,653,967.99 = 31,082,646.02/x - Step 3: Cross multiply
47,592,857.12x = 65,653,967.99 × 31,082,646.02 - Step 4: Simplify right side
47,592,857.12x = 2,040,699,046,357,897.75 - Step 5: Solve for x
x = 2,040,699,046,357,897.75/47,592,857.12 - Step 6: Final answer
x = 42,878,263.04
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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.