Finding the Fourth Proportional to 80,949,572.06, 121,432,867.56 and 26,366,411.00
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Solution
The fourth proportional to 80,949,572.06, 121,432,867.56 and 26,366,411.00 is: 39,552,388.15
Step by Step Solution
- Step 1: Write the proportion equation
80,949,572.06 : 121,432,867.56 = 26,366,411.00 : x - Step 2: Convert to fraction form
80,949,572.06/121,432,867.56 = 26,366,411.00/x - Step 3: Cross multiply
80,949,572.06x = 121,432,867.56 × 26,366,411.00 - Step 4: Simplify right side
80,949,572.06x = 3,201,748,894,388,363 - Step 5: Solve for x
x = 3,201,748,894,388,363/80,949,572.06 - Step 6: Final answer
x = 39,552,388.15
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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.