Finding the Fourth Proportional to 14,326,607.36, 19,783,006.58 and 13,863,332.63
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Solution
The fourth proportional to 14,326,607.36, 19,783,006.58 and 13,863,332.63 is: 19,143,290.09
Step by Step Solution
- Step 1: Write the proportion equation
14,326,607.36 : 19,783,006.58 = 13,863,332.63 : x - Step 2: Convert to fraction form
14,326,607.36/19,783,006.58 = 13,863,332.63/x - Step 3: Cross multiply
14,326,607.36x = 19,783,006.58 × 13,863,332.63 - Step 4: Simplify right side
14,326,607.36x = 274,258,400,724,134.56 - Step 5: Solve for x
x = 274,258,400,724,134.56/14,326,607.36 - Step 6: Final answer
x = 19,143,290.09
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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.