Finding the Fourth Proportional to 26,526,993.18, 39,790,486.38 and 7,357,750.12
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Solution
The fourth proportional to 26,526,993.18, 39,790,486.38 and 7,357,750.12 is: 11,036,624.24
Step by Step Solution
- Step 1: Write the proportion equation
26,526,993.18 : 39,790,486.38 = 7,357,750.12 : x - Step 2: Convert to fraction form
26,526,993.18/39,790,486.38 = 7,357,750.12/x - Step 3: Cross multiply
26,526,993.18x = 39,790,486.38 × 7,357,750.12 - Step 4: Simplify right side
26,526,993.18x = 292,768,455,937,303.38 - Step 5: Solve for x
x = 292,768,455,937,303.38/26,526,993.18 - Step 6: Final answer
x = 11,036,624.24
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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.