Finding the Fourth Proportional to 13,822,395.53, 19,078,699.68 and 8,023,045.59
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Solution
The fourth proportional to 13,822,395.53, 19,078,699.68 and 8,023,045.59 is: 11,074,005.01
Step by Step Solution
- Step 1: Write the proportion equation
13,822,395.53 : 19,078,699.68 = 8,023,045.59 : x - Step 2: Convert to fraction form
13,822,395.53/19,078,699.68 = 8,023,045.59/x - Step 3: Cross multiply
13,822,395.53x = 19,078,699.68 × 8,023,045.59 - Step 4: Simplify right side
13,822,395.53x = 153,069,277,330,558.41 - Step 5: Solve for x
x = 153,069,277,330,558.41/13,822,395.53 - Step 6: Final answer
x = 11,074,005.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.