Finding the Fourth Proportional to 26,526,949.84, 39,779,509.60 and 10,138,287.48
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Solution
The fourth proportional to 26,526,949.84, 39,779,509.60 and 10,138,287.48 is: 15,203,259.57
Step by Step Solution
- Step 1: Write the proportion equation
26,526,949.84 : 39,779,509.60 = 10,138,287.48 : x - Step 2: Convert to fraction form
26,526,949.84/39,779,509.60 = 10,138,287.48/x - Step 3: Cross multiply
26,526,949.84x = 39,779,509.60 × 10,138,287.48 - Step 4: Simplify right side
26,526,949.84x = 403,296,104,138,219.81 - Step 5: Solve for x
x = 403,296,104,138,219.81/26,526,949.84 - Step 6: Final answer
x = 15,203,259.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.