Finding the Fourth Proportional to 26,553,155.93, 39,836,821.59 and 9,515,551.13
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Solution
The fourth proportional to 26,553,155.93, 39,836,821.59 and 9,515,551.13 is: 14,275,866.63
Step by Step Solution
- Step 1: Write the proportion equation
26,553,155.93 : 39,836,821.59 = 9,515,551.13 : x - Step 2: Convert to fraction form
26,553,155.93/39,836,821.59 = 9,515,551.13/x - Step 3: Cross multiply
26,553,155.93x = 39,836,821.59 × 9,515,551.13 - Step 4: Simplify right side
26,553,155.93x = 379,069,312,696,332.94 - Step 5: Solve for x
x = 379,069,312,696,332.94/26,553,155.93 - Step 6: Final answer
x = 14,275,866.63
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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.