Finding the Fourth Proportional to 17,655,417.14, 26,468,832.42 and 5,518,631.48
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Solution
The fourth proportional to 17,655,417.14, 26,468,832.42 and 5,518,631.48 is: 8,273,479.50
Step by Step Solution
- Step 1: Write the proportion equation
17,655,417.14 : 26,468,832.42 = 5,518,631.48 : x - Step 2: Convert to fraction form
17,655,417.14/26,468,832.42 = 5,518,631.48/x - Step 3: Cross multiply
17,655,417.14x = 26,468,832.42 × 5,518,631.48 - Step 4: Simplify right side
17,655,417.14x = 146,071,731,831,856.59 - Step 5: Solve for x
x = 146,071,731,831,856.59/17,655,417.14 - Step 6: Final answer
x = 8,273,479.50
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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.