Finding the Fourth Proportional to 19,314,101.70, 28,971,152.55 and 5,850,929.70
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Solution
The fourth proportional to 19,314,101.70, 28,971,152.55 and 5,850,929.70 is: 8,776,394.55
Step by Step Solution
- Step 1: Write the proportion equation
19,314,101.70 : 28,971,152.55 = 5,850,929.70 : x - Step 2: Convert to fraction form
19,314,101.70/28,971,152.55 = 5,850,929.70/x - Step 3: Cross multiply
19,314,101.70x = 28,971,152.55 × 5,850,929.70 - Step 4: Simplify right side
19,314,101.70x = 169,508,176,898,025.75 - Step 5: Solve for x
x = 169,508,176,898,025.75/19,314,101.70 - Step 6: Final answer
x = 8,776,394.55
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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.