Finding the Fourth Proportional to 57,955,041.30, 86,943,059.55 and 29,128,631.70
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Solution
The fourth proportional to 57,955,041.30, 86,943,059.55 and 29,128,631.70 is: 43,698,223.72
Step by Step Solution
- Step 1: Write the proportion equation
57,955,041.30 : 86,943,059.55 = 29,128,631.70 : x - Step 2: Convert to fraction form
57,955,041.30/86,943,059.55 = 29,128,631.70/x - Step 3: Cross multiply
57,955,041.30x = 86,943,059.55 × 29,128,631.70 - Step 4: Simplify right side
57,955,041.30x = 2,532,532,360,503,117.50 - Step 5: Solve for x
x = 2,532,532,360,503,117.50/57,955,041.30 - Step 6: Final answer
x = 43,698,223.72
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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.