Finding the Fourth Proportional to 26,502,419.36, 39,753,690.60 and 8,058,533.60
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Solution
The fourth proportional to 26,502,419.36, 39,753,690.60 and 8,058,533.60 is: 12,087,819.12
Step by Step Solution
- Step 1: Write the proportion equation
26,502,419.36 : 39,753,690.60 = 8,058,533.60 : x - Step 2: Convert to fraction form
26,502,419.36/39,753,690.60 = 8,058,533.60/x - Step 3: Cross multiply
26,502,419.36x = 39,753,690.60 × 8,058,533.60 - Step 4: Simplify right side
26,502,419.36x = 320,356,451,424,104.19 - Step 5: Solve for x
x = 320,356,451,424,104.19/26,502,419.36 - Step 6: Final answer
x = 12,087,819.12
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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.