Finding the Fourth Proportional to 26,903,962.35, 40,362,349.74 and 8,708,160.87
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Solution
The fourth proportional to 26,903,962.35, 40,362,349.74 and 8,708,160.87 is: 13,064,314.84
Step by Step Solution
- Step 1: Write the proportion equation
26,903,962.35 : 40,362,349.74 = 8,708,160.87 : x - Step 2: Convert to fraction form
26,903,962.35/40,362,349.74 = 8,708,160.87/x - Step 3: Cross multiply
26,903,962.35x = 40,362,349.74 × 8,708,160.87 - Step 4: Simplify right side
26,903,962.35x = 351,481,834,627,122.69 - Step 5: Solve for x
x = 351,481,834,627,122.69/26,903,962.35 - Step 6: Final answer
x = 13,064,314.84
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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.