Finding the Fourth Proportional to 19,448,203.98, 26,838,512.62 and 10,746,300.48
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Solution
The fourth proportional to 19,448,203.98, 26,838,512.62 and 10,746,300.48 is: 14,829,889.76
Step by Step Solution
- Step 1: Write the proportion equation
19,448,203.98 : 26,838,512.62 = 10,746,300.48 : x - Step 2: Convert to fraction form
19,448,203.98/26,838,512.62 = 10,746,300.48/x - Step 3: Cross multiply
19,448,203.98x = 26,838,512.62 × 10,746,300.48 - Step 4: Simplify right side
19,448,203.98x = 288,414,721,050,792.06 - Step 5: Solve for x
x = 288,414,721,050,792.06/19,448,203.98 - Step 6: Final answer
x = 14,829,889.76
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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.