Home / 13,519,698.60-20,242,223.10-10,533,714.60

Finding the Fourth Proportional to 13,519,698.60, 20,242,223.10 and 10,533,714.60

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Solution

The fourth proportional to 13,519,698.60, 20,242,223.10 and 10,533,714.60 is: 15,771,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,519,698.60 : 20,242,223.10 = 10,533,714.60 : x
  2. Step 2: Convert to fraction form
    13,519,698.60/20,242,223.10 = 10,533,714.60/x
  3. Step 3: Cross multiply
    13,519,698.60x = 20,242,223.10 × 10,533,714.60
  4. Step 4: Simplify right side
    13,519,698.60x = 213,225,801,004,927.28
  5. Step 5: Solve for x
    x = 213,225,801,004,927.28/13,519,698.60
  6. Step 6: Final answer
    x = 15,771,490.72

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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.