Finding the Fourth Proportional to 26,292,823.20, 36,285,973.59 and 14,531,838.84
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Solution
The fourth proportional to 26,292,823.20, 36,285,973.59 and 14,531,838.84 is: 20,054,975.32
Step by Step Solution
- Step 1: Write the proportion equation
26,292,823.20 : 36,285,973.59 = 14,531,838.84 : x - Step 2: Convert to fraction form
26,292,823.20/36,285,973.59 = 14,531,838.84/x - Step 3: Cross multiply
26,292,823.20x = 36,285,973.59 × 14,531,838.84 - Step 4: Simplify right side
26,292,823.20x = 527,301,920,362,376.31 - Step 5: Solve for x
x = 527,301,920,362,376.31/26,292,823.20 - Step 6: Final answer
x = 20,054,975.32
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1.5x scale
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.