Finding the Fourth Proportional to 34,599,298.98, 47,746,192.06 and 19,128,985.86
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Solution
The fourth proportional to 34,599,298.98, 47,746,192.06 and 19,128,985.86 is: 26,397,535.78
Step by Step Solution
- Step 1: Write the proportion equation
34,599,298.98 : 47,746,192.06 = 19,128,985.86 : x - Step 2: Convert to fraction form
34,599,298.98/47,746,192.06 = 19,128,985.86/x - Step 3: Cross multiply
34,599,298.98x = 47,746,192.06 × 19,128,985.86 - Step 4: Simplify right side
34,599,298.98x = 913,336,232,498,030.88 - Step 5: Solve for x
x = 913,336,232,498,030.88/34,599,298.98 - Step 6: Final answer
x = 26,397,535.78
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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.