Finding the Fourth Proportional to 26,411,236.68, 36,444,139.48 and 15,395,230.20
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Solution
The fourth proportional to 26,411,236.68, 36,444,139.48 and 15,395,230.20 is: 21,243,454.96
Step by Step Solution
- Step 1: Write the proportion equation
26,411,236.68 : 36,444,139.48 = 15,395,230.20 : x - Step 2: Convert to fraction form
26,411,236.68/36,444,139.48 = 15,395,230.20/x - Step 3: Cross multiply
26,411,236.68x = 36,444,139.48 × 15,395,230.20 - Step 4: Simplify right side
26,411,236.68x = 561,065,916,735,508.19 - Step 5: Solve for x
x = 561,065,916,735,508.19/26,411,236.68 - Step 6: Final answer
x = 21,243,454.96
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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.