Finding the Fourth Proportional to 14,366,281.35, 19,825,886.28 and 7,840,331.44
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Solution
The fourth proportional to 14,366,281.35, 19,825,886.28 and 7,840,331.44 is: 10,819,885.52
Step by Step Solution
- Step 1: Write the proportion equation
14,366,281.35 : 19,825,886.28 = 7,840,331.44 : x - Step 2: Convert to fraction form
14,366,281.35/19,825,886.28 = 7,840,331.44/x - Step 3: Cross multiply
14,366,281.35x = 19,825,886.28 × 7,840,331.44 - Step 4: Simplify right side
14,366,281.35x = 155,441,519,518,443.59 - Step 5: Solve for x
x = 155,441,519,518,443.59/14,366,281.35 - Step 6: Final answer
x = 10,819,885.52
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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.