Home / 36,290,603.80-54,435,905.70-12,356,075.80

Finding the Fourth Proportional to 36,290,603.80, 54,435,905.70 and 12,356,075.80

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Solution

The fourth proportional to 36,290,603.80, 54,435,905.70 and 12,356,075.80 is: 18,534,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,290,603.80 : 54,435,905.70 = 12,356,075.80 : x
  2. Step 2: Convert to fraction form
    36,290,603.80/54,435,905.70 = 12,356,075.80/x
  3. Step 3: Cross multiply
    36,290,603.80x = 54,435,905.70 × 12,356,075.80
  4. Step 4: Simplify right side
    36,290,603.80x = 672,614,177,070,852.12
  5. Step 5: Solve for x
    x = 672,614,177,070,852.12/36,290,603.80
  6. Step 6: Final answer
    x = 18,534,113.70

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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.