Finding the Fourth Proportional to 26,109,533.98, 39,164,293.56 and 8,158,637.98
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Solution
The fourth proportional to 26,109,533.98, 39,164,293.56 and 8,158,637.98 is: 12,237,954.65
Step by Step Solution
- Step 1: Write the proportion equation
26,109,533.98 : 39,164,293.56 = 8,158,637.98 : x - Step 2: Convert to fraction form
26,109,533.98/39,164,293.56 = 8,158,637.98/x - Step 3: Cross multiply
26,109,533.98x = 39,164,293.56 × 8,158,637.98 - Step 4: Simplify right side
26,109,533.98x = 319,527,292,898,485.44 - Step 5: Solve for x
x = 319,527,292,898,485.44/26,109,533.98 - Step 6: Final answer
x = 12,237,954.65
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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.