Finding the Fourth Proportional to 66,695,067.01, 100,047,646.07 and 20,641,593.99
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Solution
The fourth proportional to 66,695,067.01, 100,047,646.07 and 20,641,593.99 is: 30,963,952.55
Step by Step Solution
- Step 1: Write the proportion equation
66,695,067.01 : 100,047,646.07 = 20,641,593.99 : x - Step 2: Convert to fraction form
66,695,067.01/100,047,646.07 = 20,641,593.99/x - Step 3: Cross multiply
66,695,067.01x = 100,047,646.07 × 20,641,593.99 - Step 4: Simplify right side
66,695,067.01x = 2,065,142,890,258,941.75 - Step 5: Solve for x
x = 2,065,142,890,258,941.75/66,695,067.01 - Step 6: Final answer
x = 30,963,952.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.