Finding the Fourth Proportional to 38,688,011.30, 53,367,284.67 and 24,176,129.06
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Solution
The fourth proportional to 38,688,011.30, 53,367,284.67 and 24,176,129.06 is: 33,349,203.50
Step by Step Solution
- Step 1: Write the proportion equation
38,688,011.30 : 53,367,284.67 = 24,176,129.06 : x - Step 2: Convert to fraction form
38,688,011.30/53,367,284.67 = 24,176,129.06/x - Step 3: Cross multiply
38,688,011.30x = 53,367,284.67 × 24,176,129.06 - Step 4: Simplify right side
38,688,011.30x = 1,290,214,361,806,437.25 - Step 5: Solve for x
x = 1,290,214,361,806,437.25/38,688,011.30 - Step 6: Final answer
x = 33,349,203.50
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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.