Home / 66,014,419.20-99,057,058.20-27,679,808.40

Finding the Fourth Proportional to 66,014,419.20, 99,057,058.20 and 27,679,808.40

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Solution

The fourth proportional to 66,014,419.20, 99,057,058.20 and 27,679,808.40 is: 41,534,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,014,419.20 : 99,057,058.20 = 27,679,808.40 : x
  2. Step 2: Convert to fraction form
    66,014,419.20/99,057,058.20 = 27,679,808.40/x
  3. Step 3: Cross multiply
    66,014,419.20x = 99,057,058.20 × 27,679,808.40
  4. Step 4: Simplify right side
    66,014,419.20x = 2,741,880,391,643,649
  5. Step 5: Solve for x
    x = 2,741,880,391,643,649/66,014,419.20
  6. Step 6: Final answer
    x = 41,534,568.13

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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.