Finding the Fourth Proportional to 19,058,304.04, 28,588,545.84 and 5,410,382.92
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Solution
The fourth proportional to 19,058,304.04, 28,588,545.84 and 5,410,382.92 is: 8,115,883.75
Step by Step Solution
- Step 1: Write the proportion equation
19,058,304.04 : 28,588,545.84 = 5,410,382.92 : x - Step 2: Convert to fraction form
19,058,304.04/28,588,545.84 = 5,410,382.92/x - Step 3: Cross multiply
19,058,304.04x = 28,588,545.84 × 5,410,382.92 - Step 4: Simplify right side
19,058,304.04x = 154,674,980,120,373.06 - Step 5: Solve for x
x = 154,674,980,120,373.06/19,058,304.04 - Step 6: Final answer
x = 8,115,883.75
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1.5x scale
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.