Finding the Fourth Proportional to 18,018,352.64, 27,031,006.29 and 5,884,554.06
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Solution
The fourth proportional to 18,018,352.64, 27,031,006.29 and 5,884,554.06 is: 8,827,966.74
Step by Step Solution
- Step 1: Write the proportion equation
18,018,352.64 : 27,031,006.29 = 5,884,554.06 : x - Step 2: Convert to fraction form
18,018,352.64/27,031,006.29 = 5,884,554.06/x - Step 3: Cross multiply
18,018,352.64x = 27,031,006.29 × 5,884,554.06 - Step 4: Simplify right side
18,018,352.64x = 159,065,417,831,772.09 - Step 5: Solve for x
x = 159,065,417,831,772.09/18,018,352.64 - Step 6: Final answer
x = 8,827,966.74
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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.