Finding the Fourth Proportional to 19,011,291.49, 26,235,589.23 and 10,309,461.80
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Solution
The fourth proportional to 19,011,291.49, 26,235,589.23 and 10,309,461.80 is: 14,227,061.06
Step by Step Solution
- Step 1: Write the proportion equation
19,011,291.49 : 26,235,589.23 = 10,309,461.80 : x - Step 2: Convert to fraction form
19,011,291.49/26,235,589.23 = 10,309,461.80/x - Step 3: Cross multiply
19,011,291.49x = 26,235,589.23 × 10,309,461.80 - Step 4: Simplify right side
19,011,291.49x = 270,474,804,784,451.19 - Step 5: Solve for x
x = 270,474,804,784,451.19/19,011,291.49 - Step 6: Final answer
x = 14,227,061.06
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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.