Finding the Fourth Proportional to 13,359,097.52, 18,435,590.20 and 7,247,526.08
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Solution
The fourth proportional to 13,359,097.52, 18,435,590.20 and 7,247,526.08 is: 10,001,605.32
Step by Step Solution
- Step 1: Write the proportion equation
13,359,097.52 : 18,435,590.20 = 7,247,526.08 : x - Step 2: Convert to fraction form
13,359,097.52/18,435,590.20 = 7,247,526.08/x - Step 3: Cross multiply
13,359,097.52x = 18,435,590.20 × 7,247,526.08 - Step 4: Simplify right side
13,359,097.52x = 133,612,420,774,692.41 - Step 5: Solve for x
x = 133,612,420,774,692.41/13,359,097.52 - Step 6: Final answer
x = 10,001,605.32
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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.