Home / 43,607,261.40-65,410,892.10-13,315,075.80

Finding the Fourth Proportional to 43,607,261.40, 65,410,892.10 and 13,315,075.80

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Solution

The fourth proportional to 43,607,261.40, 65,410,892.10 and 13,315,075.80 is: 19,972,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,607,261.40 : 65,410,892.10 = 13,315,075.80 : x
  2. Step 2: Convert to fraction form
    43,607,261.40/65,410,892.10 = 13,315,075.80/x
  3. Step 3: Cross multiply
    43,607,261.40x = 65,410,892.10 × 13,315,075.80
  4. Step 4: Simplify right side
    43,607,261.40x = 870,950,986,457,121.25
  5. Step 5: Solve for x
    x = 870,950,986,457,121.25/43,607,261.40
  6. Step 6: Final answer
    x = 19,972,613.70

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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.