Finding the Fourth Proportional to 9,974,319.56, 14,939,828.04 and 6,124,455.98
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Solution
The fourth proportional to 9,974,319.56, 14,939,828.04 and 6,124,455.98 is: 9,173,389.59
Step by Step Solution
- Step 1: Write the proportion equation
9,974,319.56 : 14,939,828.04 = 6,124,455.98 : x - Step 2: Convert to fraction form
9,974,319.56/14,939,828.04 = 6,124,455.98/x - Step 3: Cross multiply
9,974,319.56x = 14,939,828.04 × 6,124,455.98 - Step 4: Simplify right side
9,974,319.56x = 91,498,319,179,749.69 - Step 5: Solve for x
x = 91,498,319,179,749.69/9,974,319.56 - Step 6: Final answer
x = 9,173,389.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.