Finding the Fourth Proportional to 49,710,477.16, 74,569,947.63 and 15,174,636.13
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Solution
The fourth proportional to 49,710,477.16, 74,569,947.63 and 15,174,636.13 is: 22,763,246.02
Step by Step Solution
- Step 1: Write the proportion equation
49,710,477.16 : 74,569,947.63 = 15,174,636.13 : x - Step 2: Convert to fraction form
49,710,477.16/74,569,947.63 = 15,174,636.13/x - Step 3: Cross multiply
49,710,477.16x = 74,569,947.63 × 15,174,636.13 - Step 4: Simplify right side
49,710,477.16x = 1,131,571,821,518,405.75 - Step 5: Solve for x
x = 1,131,571,821,518,405.75/49,710,477.16 - Step 6: Final answer
x = 22,763,246.02
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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.