Finding the Fourth Proportional to 63,660,405.42, 87,851,360.16 and 34,687,029.42
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Solution
The fourth proportional to 63,660,405.42, 87,851,360.16 and 34,687,029.42 is: 47,868,100.97
Step by Step Solution
- Step 1: Write the proportion equation
63,660,405.42 : 87,851,360.16 = 34,687,029.42 : x - Step 2: Convert to fraction form
63,660,405.42/87,851,360.16 = 34,687,029.42/x - Step 3: Cross multiply
63,660,405.42x = 87,851,360.16 × 34,687,029.42 - Step 4: Simplify right side
63,660,405.42x = 3,047,302,714,456,936 - Step 5: Solve for x
x = 3,047,302,714,456,936/63,660,405.42 - Step 6: Final answer
x = 47,868,100.97
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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.