Home / 14,209,999.40-21,314,999.10-5,238,050.60

Finding the Fourth Proportional to 14,209,999.40, 21,314,999.10 and 5,238,050.60

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Solution

The fourth proportional to 14,209,999.40, 21,314,999.10 and 5,238,050.60 is: 7,857,075.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209,999.40 : 21,314,999.10 = 5,238,050.60 : x
  2. Step 2: Convert to fraction form
    14,209,999.40/21,314,999.10 = 5,238,050.60/x
  3. Step 3: Cross multiply
    14,209,999.40x = 21,314,999.10 × 5,238,050.60
  4. Step 4: Simplify right side
    14,209,999.40x = 111,649,043,824,754.45
  5. Step 5: Solve for x
    x = 111,649,043,824,754.45/14,209,999.40
  6. Step 6: Final answer
    x = 7,857,075.90

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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.