Finding the Fourth Proportional to 26,207,468.48, 39,316,801.80 and 9,168,697.28
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Solution
The fourth proportional to 26,207,468.48, 39,316,801.80 and 9,168,697.28 is: 13,755,004.76
Step by Step Solution
- Step 1: Write the proportion equation
26,207,468.48 : 39,316,801.80 = 9,168,697.28 : x - Step 2: Convert to fraction form
26,207,468.48/39,316,801.80 = 9,168,697.28/x - Step 3: Cross multiply
26,207,468.48x = 39,316,801.80 × 9,168,697.28 - Step 4: Simplify right side
26,207,468.48x = 360,483,853,721,959.06 - Step 5: Solve for x
x = 360,483,853,721,959.06/26,207,468.48 - Step 6: Final answer
x = 13,755,004.76
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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.