Finding the Fourth Proportional to 16,521,263.32, 22,794,371.41 and 9,903,437.20
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Solution
The fourth proportional to 16,521,263.32, 22,794,371.41 and 9,903,437.20 is: 13,663,762.96
Step by Step Solution
- Step 1: Write the proportion equation
16,521,263.32 : 22,794,371.41 = 9,903,437.20 : x - Step 2: Convert to fraction form
16,521,263.32/22,794,371.41 = 9,903,437.20/x - Step 3: Cross multiply
16,521,263.32x = 22,794,371.41 × 9,903,437.20 - Step 4: Simplify right side
16,521,263.32x = 225,742,625,772,410.44 - Step 5: Solve for x
x = 225,742,625,772,410.44/16,521,263.32 - Step 6: Final answer
x = 13,663,762.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.