Finding the Fourth Proportional to 16,128,377.60, 24,192,566.40 and 15,580,947.20
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Solution
The fourth proportional to 16,128,377.60, 24,192,566.40 and 15,580,947.20 is: 23,371,420.80
Step by Step Solution
- Step 1: Write the proportion equation
16,128,377.60 : 24,192,566.40 = 15,580,947.20 : x - Step 2: Convert to fraction form
16,128,377.60/24,192,566.40 = 15,580,947.20/x - Step 3: Cross multiply
16,128,377.60x = 24,192,566.40 × 15,580,947.20 - Step 4: Simplify right side
16,128,377.60x = 376,943,099,710,894.06 - Step 5: Solve for x
x = 376,943,099,710,894.06/16,128,377.60 - Step 6: Final answer
x = 23,371,420.80
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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.