Finding the Fourth Proportional to 45,615,316.54, 62,898,678.75 and 29,069,213.26
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Solution
The fourth proportional to 45,615,316.54, 62,898,678.75 and 29,069,213.26 is: 40,083,358.95
Step by Step Solution
- Step 1: Write the proportion equation
45,615,316.54 : 62,898,678.75 = 29,069,213.26 : x - Step 2: Convert to fraction form
45,615,316.54/62,898,678.75 = 29,069,213.26/x - Step 3: Cross multiply
45,615,316.54x = 62,898,678.75 × 29,069,213.26 - Step 4: Simplify right side
45,615,316.54x = 1,828,415,106,355,980.25 - Step 5: Solve for x
x = 1,828,415,106,355,980.25/45,615,316.54 - Step 6: Final answer
x = 40,083,358.95
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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.