Finding the Fourth Proportional to 83,794,576.16, 125,709,955.64 and 25,506,812.08
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Solution
The fourth proportional to 83,794,576.16, 125,709,955.64 and 25,506,812.08 is: 38,265,725.09
Step by Step Solution
- Step 1: Write the proportion equation
83,794,576.16 : 125,709,955.64 = 25,506,812.08 : x - Step 2: Convert to fraction form
83,794,576.16/125,709,955.64 = 25,506,812.08/x - Step 3: Cross multiply
83,794,576.16x = 125,709,955.64 × 25,506,812.08 - Step 4: Simplify right side
83,794,576.16x = 3,206,460,215,094,616 - Step 5: Solve for x
x = 3,206,460,215,094,616/83,794,576.16 - Step 6: Final answer
x = 38,265,725.09
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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.