Finding the Fourth Proportional to 26,653,309.21, 39,982,403.70 and 7,483,937.10
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Solution
The fourth proportional to 26,653,309.21, 39,982,403.70 and 7,483,937.10 is: 11,226,590.74
Step by Step Solution
- Step 1: Write the proportion equation
26,653,309.21 : 39,982,403.70 = 7,483,937.10 : x - Step 2: Convert to fraction form
26,653,309.21/39,982,403.70 = 7,483,937.10/x - Step 3: Cross multiply
26,653,309.21x = 39,982,403.70 × 7,483,937.10 - Step 4: Simplify right side
26,653,309.21x = 299,225,794,397,607.25 - Step 5: Solve for x
x = 299,225,794,397,607.25/26,653,309.21 - Step 6: Final answer
x = 11,226,590.74
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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.