Finding the Fourth Proportional to 40,130,643.36, 60,181,199.70 and 13,862,796.60
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Solution
The fourth proportional to 40,130,643.36, 60,181,199.70 and 13,862,796.60 is: 20,789,094.34
Step by Step Solution
- Step 1: Write the proportion equation
40,130,643.36 : 60,181,199.70 = 13,862,796.60 : x - Step 2: Convert to fraction form
40,130,643.36/60,181,199.70 = 13,862,796.60/x - Step 3: Cross multiply
40,130,643.36x = 60,181,199.70 × 13,862,796.60 - Step 4: Simplify right side
40,130,643.36x = 834,279,730,585,081 - Step 5: Solve for x
x = 834,279,730,585,081/40,130,643.36 - Step 6: Final answer
x = 20,789,094.34
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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.