Finding the Fourth Proportional to 26,752,853.80, 40,129,280.70 and 6,558,095.80
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Solution
The fourth proportional to 26,752,853.80, 40,129,280.70 and 6,558,095.80 is: 9,837,143.70
Step by Step Solution
- Step 1: Write the proportion equation
26,752,853.80 : 40,129,280.70 = 6,558,095.80 : x - Step 2: Convert to fraction form
26,752,853.80/40,129,280.70 = 6,558,095.80/x - Step 3: Cross multiply
26,752,853.80x = 40,129,280.70 × 6,558,095.80 - Step 4: Simplify right side
26,752,853.80x = 263,171,667,215,691.06 - Step 5: Solve for x
x = 263,171,667,215,691.06/26,752,853.80 - Step 6: Final answer
x = 9,837,143.70
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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.