Finding the Fourth Proportional to 19,071,738.99, 26,319,328.74 and 10,369,970.35
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Solution
The fourth proportional to 19,071,738.99, 26,319,328.74 and 10,369,970.35 is: 14,310,737.94
Step by Step Solution
- Step 1: Write the proportion equation
19,071,738.99 : 26,319,328.74 = 10,369,970.35 : x - Step 2: Convert to fraction form
19,071,738.99/26,319,328.74 = 10,369,970.35/x - Step 3: Cross multiply
19,071,738.99x = 26,319,328.74 × 10,369,970.35 - Step 4: Simplify right side
19,071,738.99x = 272,930,658,665,702.84 - Step 5: Solve for x
x = 272,930,658,665,702.84/19,071,738.99 - Step 6: Final answer
x = 14,310,737.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.