Finding the Fourth Proportional to 28,044,494.70, 42,070,678.65 and 8,873,252.70
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Solution
The fourth proportional to 28,044,494.70, 42,070,678.65 and 8,873,252.70 is: 13,311,124.59
Step by Step Solution
- Step 1: Write the proportion equation
28,044,494.70 : 42,070,678.65 = 8,873,252.70 : x - Step 2: Convert to fraction form
28,044,494.70/42,070,678.65 = 8,873,252.70/x - Step 3: Cross multiply
28,044,494.70x = 42,070,678.65 × 8,873,252.70 - Step 4: Simplify right side
28,044,494.70x = 373,303,762,921,944.81 - Step 5: Solve for x
x = 373,303,762,921,944.81/28,044,494.70 - Step 6: Final answer
x = 13,311,124.59
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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.