Finding the Fourth Proportional to 26,168,941.24, 39,261,448.14 and 13,398,412.12
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Solution
The fourth proportional to 26,168,941.24, 39,261,448.14 and 13,398,412.12 is: 20,101,732.73
Step by Step Solution
- Step 1: Write the proportion equation
26,168,941.24 : 39,261,448.14 = 13,398,412.12 : x - Step 2: Convert to fraction form
26,168,941.24/39,261,448.14 = 13,398,412.12/x - Step 3: Cross multiply
26,168,941.24x = 39,261,448.14 × 13,398,412.12 - Step 4: Simplify right side
26,168,941.24x = 526,041,062,607,727.44 - Step 5: Solve for x
x = 526,041,062,607,727.44/26,168,941.24 - Step 6: Final answer
x = 20,101,732.73
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1.5x scale
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.