Finding the Fourth Proportional to 10,781,554.26, 14,878,752.04 and 5,886,970.35
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Solution
The fourth proportional to 10,781,554.26, 14,878,752.04 and 5,886,970.35 is: 8,124,132.20
Step by Step Solution
- Step 1: Write the proportion equation
10,781,554.26 : 14,878,752.04 = 5,886,970.35 : x - Step 2: Convert to fraction form
10,781,554.26/14,878,752.04 = 5,886,970.35/x - Step 3: Cross multiply
10,781,554.26x = 14,878,752.04 × 5,886,970.35 - Step 4: Simplify right side
10,781,554.26x = 87,590,772,104,482 - Step 5: Solve for x
x = 87,590,772,104,482/10,781,554.26 - Step 6: Final answer
x = 8,124,132.20
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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.