Finding the Fourth Proportional to 13,226,605.24, 18,252,094.08 and 7,346,620.63
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Solution
The fourth proportional to 13,226,605.24, 18,252,094.08 and 7,346,620.63 is: 10,137,991.46
Step by Step Solution
- Step 1: Write the proportion equation
13,226,605.24 : 18,252,094.08 = 7,346,620.63 : x - Step 2: Convert to fraction form
13,226,605.24/18,252,094.08 = 7,346,620.63/x - Step 3: Cross multiply
13,226,605.24x = 18,252,094.08 × 7,346,620.63 - Step 4: Simplify right side
13,226,605.24x = 134,091,210,974,526.91 - Step 5: Solve for x
x = 134,091,210,974,526.91/13,226,605.24 - Step 6: Final answer
x = 10,137,991.46
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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.