Finding the Fourth Proportional to 26,258,606.15, 39,387,352.47 and 8,752,429.07
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Solution
The fourth proportional to 26,258,606.15, 39,387,352.47 and 8,752,429.07 is: 13,128,458.02
Step by Step Solution
- Step 1: Write the proportion equation
26,258,606.15 : 39,387,352.47 = 8,752,429.07 : x - Step 2: Convert to fraction form
26,258,606.15/39,387,352.47 = 8,752,429.07/x - Step 3: Cross multiply
26,258,606.15x = 39,387,352.47 × 8,752,429.07 - Step 4: Simplify right side
26,258,606.15x = 344,735,008,551,827.50 - Step 5: Solve for x
x = 344,735,008,551,827.50/26,258,606.15 - Step 6: Final answer
x = 13,128,458.02
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1.5x scale
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.