Finding the Fourth Proportional to 26,298,694.98, 36,292,973.94 and 14,696,285.76
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Solution
The fourth proportional to 26,298,694.98, 36,292,973.94 and 14,696,285.76 is: 20,281,307.36
Step by Step Solution
- Step 1: Write the proportion equation
26,298,694.98 : 36,292,973.94 = 14,696,285.76 : x - Step 2: Convert to fraction form
26,298,694.98/36,292,973.94 = 14,696,285.76/x - Step 3: Cross multiply
26,298,694.98x = 36,292,973.94 × 14,696,285.76 - Step 4: Simplify right side
26,298,694.98x = 533,371,916,102,473.06 - Step 5: Solve for x
x = 533,371,916,102,473.06/26,298,694.98 - Step 6: Final answer
x = 20,281,307.36
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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.