Finding the Fourth Proportional to 25,163,688.99, 34,725,188.93 and 15,246,444.08
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Solution
The fourth proportional to 25,163,688.99, 34,725,188.93 and 15,246,444.08 is: 21,039,667.56
Step by Step Solution
- Step 1: Write the proportion equation
25,163,688.99 : 34,725,188.93 = 15,246,444.08 : x - Step 2: Convert to fraction form
25,163,688.99/34,725,188.93 = 15,246,444.08/x - Step 3: Cross multiply
25,163,688.99x = 34,725,188.93 × 15,246,444.08 - Step 4: Simplify right side
25,163,688.99x = 529,435,650,938,821.81 - Step 5: Solve for x
x = 529,435,650,938,821.81/25,163,688.99 - Step 6: Final answer
x = 21,039,667.56
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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.