Finding the Fourth Proportional to 12,832,536.08, 19,248,312.56 and 4,318,098.96
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Solution
The fourth proportional to 12,832,536.08, 19,248,312.56 and 4,318,098.96 is: 6,476,983.03
Step by Step Solution
- Step 1: Write the proportion equation
12,832,536.08 : 19,248,312.56 = 4,318,098.96 : x - Step 2: Convert to fraction form
12,832,536.08/19,248,312.56 = 4,318,098.96/x - Step 3: Cross multiply
12,832,536.08x = 19,248,312.56 × 4,318,098.96 - Step 4: Simplify right side
12,832,536.08x = 83,116,118,447,090.94 - Step 5: Solve for x
x = 83,116,118,447,090.94/12,832,536.08 - Step 6: Final answer
x = 6,476,983.03
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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.