Finding the Fourth Proportional to 73,052,547.84, 100,784,467.64 and 41,692,339.28
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Solution
The fourth proportional to 73,052,547.84, 100,784,467.64 and 41,692,339.28 is: 57,519,420.52
Step by Step Solution
- Step 1: Write the proportion equation
73,052,547.84 : 100,784,467.64 = 41,692,339.28 : x - Step 2: Convert to fraction form
73,052,547.84/100,784,467.64 = 41,692,339.28/x - Step 3: Cross multiply
73,052,547.84x = 100,784,467.64 × 41,692,339.28 - Step 4: Simplify right side
73,052,547.84x = 4,201,940,219,001,061 - Step 5: Solve for x
x = 4,201,940,219,001,061/73,052,547.84 - Step 6: Final answer
x = 57,519,420.52
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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.