Finding the Fourth Proportional to 16,087,461.30, 22,201,156.08 and 9,808,351.02
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Solution
The fourth proportional to 16,087,461.30, 22,201,156.08 and 9,808,351.02 is: 13,535,804.55
Step by Step Solution
- Step 1: Write the proportion equation
16,087,461.30 : 22,201,156.08 = 9,808,351.02 : x - Step 2: Convert to fraction form
16,087,461.30/22,201,156.08 = 9,808,351.02/x - Step 3: Cross multiply
16,087,461.30x = 22,201,156.08 × 9,808,351.02 - Step 4: Simplify right side
16,087,461.30x = 217,756,731,882,447.19 - Step 5: Solve for x
x = 217,756,731,882,447.19/16,087,461.30 - Step 6: Final answer
x = 13,535,804.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.