Finding the Fourth Proportional to 26,208,031.80, 39,313,214.10 and 8,935,980.60
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Solution
The fourth proportional to 26,208,031.80, 39,313,214.10 and 8,935,980.60 is: 13,404,368.60
Step by Step Solution
- Step 1: Write the proportion equation
26,208,031.80 : 39,313,214.10 = 8,935,980.60 : x - Step 2: Convert to fraction form
26,208,031.80/39,313,214.10 = 8,935,980.60/x - Step 3: Cross multiply
26,208,031.80x = 39,313,214.10 × 8,935,980.60 - Step 4: Simplify right side
26,208,031.80x = 351,302,118,521,246.44 - Step 5: Solve for x
x = 351,302,118,521,246.44/26,208,031.80 - Step 6: Final answer
x = 13,404,368.60
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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.