Finding the Fourth Proportional to 61,430,598.41, 84,774,088.97 and 35,325,118.54
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Solution
The fourth proportional to 61,430,598.41, 84,774,088.97 and 35,325,118.54 is: 48,748,584.91
Step by Step Solution
- Step 1: Write the proportion equation
61,430,598.41 : 84,774,088.97 = 35,325,118.54 : x - Step 2: Convert to fraction form
61,430,598.41/84,774,088.97 = 35,325,118.54/x - Step 3: Cross multiply
61,430,598.41x = 84,774,088.97 × 35,325,118.54 - Step 4: Simplify right side
61,430,598.41x = 2,994,654,742,350,545 - Step 5: Solve for x
x = 2,994,654,742,350,545/61,430,598.41 - Step 6: Final answer
x = 48,748,584.91
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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.