Finding the Fourth Proportional to 7,831,560.04, 11,732,074.80 and 4,409,386.18
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Solution
The fourth proportional to 7,831,560.04, 11,732,074.80 and 4,409,386.18 is: 6,605,484.50
Step by Step Solution
- Step 1: Write the proportion equation
7,831,560.04 : 11,732,074.80 = 4,409,386.18 : x - Step 2: Convert to fraction form
7,831,560.04/11,732,074.80 = 4,409,386.18/x - Step 3: Cross multiply
7,831,560.04x = 11,732,074.80 × 4,409,386.18 - Step 4: Simplify right side
7,831,560.04x = 51,731,248,485,846.27 - Step 5: Solve for x
x = 51,731,248,485,846.27/7,831,560.04 - Step 6: Final answer
x = 6,605,484.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.