Finding the Fourth Proportional to 23,376,840.81, 32,258,497.87 and 13,452,119.65
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Solution
The fourth proportional to 23,376,840.81, 32,258,497.87 and 13,452,119.65 is: 18,563,037.52
Step by Step Solution
- Step 1: Write the proportion equation
23,376,840.81 : 32,258,497.87 = 13,452,119.65 : x - Step 2: Convert to fraction form
23,376,840.81/32,258,497.87 = 13,452,119.65/x - Step 3: Cross multiply
23,376,840.81x = 32,258,497.87 × 13,452,119.65 - Step 4: Simplify right side
23,376,840.81x = 433,945,173,076,510.19 - Step 5: Solve for x
x = 433,945,173,076,510.19/23,376,840.81 - Step 6: Final answer
x = 18,563,037.52
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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.