Finding the Fourth Proportional to 26,643,607.94, 39,965,386.16 and 10,028,317.26
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Solution
The fourth proportional to 26,643,607.94, 39,965,386.16 and 10,028,317.26 is: 15,042,466.20
Step by Step Solution
- Step 1: Write the proportion equation
26,643,607.94 : 39,965,386.16 = 10,028,317.26 : x - Step 2: Convert to fraction form
26,643,607.94/39,965,386.16 = 10,028,317.26/x - Step 3: Cross multiply
26,643,607.94x = 39,965,386.16 × 10,028,317.26 - Step 4: Simplify right side
26,643,607.94x = 400,785,571,830,893.06 - Step 5: Solve for x
x = 400,785,571,830,893.06/26,643,607.94 - Step 6: Final answer
x = 15,042,466.20
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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.