Finding the Fourth Proportional to 9,103,850.06, 12,564,181.49 and 4,974,508.94
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Solution
The fourth proportional to 9,103,850.06, 12,564,181.49 and 4,974,508.94 is: 6,865,296.84
Step by Step Solution
- Step 1: Write the proportion equation
9,103,850.06 : 12,564,181.49 = 4,974,508.94 : x - Step 2: Convert to fraction form
9,103,850.06/12,564,181.49 = 4,974,508.94/x - Step 3: Cross multiply
9,103,850.06x = 12,564,181.49 × 4,974,508.94 - Step 4: Simplify right side
9,103,850.06x = 62,500,633,058,094.06 - Step 5: Solve for x
x = 62,500,633,058,094.06/9,103,850.06 - Step 6: Final answer
x = 6,865,296.84
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1.5x scale
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.