Finding the Fourth Proportional to 26,180,682.68, 39,257,885.41 and 15,254,403.34
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Solution
The fourth proportional to 26,180,682.68, 39,257,885.41 and 15,254,403.34 is: 22,873,949.68
Step by Step Solution
- Step 1: Write the proportion equation
26,180,682.68 : 39,257,885.41 = 15,254,403.34 : x - Step 2: Convert to fraction form
26,180,682.68/39,257,885.41 = 15,254,403.34/x - Step 3: Cross multiply
26,180,682.68x = 39,257,885.41 × 15,254,403.34 - Step 4: Simplify right side
26,180,682.68x = 598,855,618,319,641.25 - Step 5: Solve for x
x = 598,855,618,319,641.25/26,180,682.68 - Step 6: Final answer
x = 22,873,949.68
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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.