Home / 22,242,698.40-33,364,047.60-13,695,319.20

Finding the Fourth Proportional to 22,242,698.40, 33,364,047.60 and 13,695,319.20

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Solution

The fourth proportional to 22,242,698.40, 33,364,047.60 and 13,695,319.20 is: 20,542,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,242,698.40 : 33,364,047.60 = 13,695,319.20 : x
  2. Step 2: Convert to fraction form
    22,242,698.40/33,364,047.60 = 13,695,319.20/x
  3. Step 3: Cross multiply
    22,242,698.40x = 33,364,047.60 × 13,695,319.20
  4. Step 4: Simplify right side
    22,242,698.40x = 456,931,281,685,993.94
  5. Step 5: Solve for x
    x = 456,931,281,685,993.94/22,242,698.40
  6. Step 6: Final answer
    x = 20,542,978.80

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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.