Home / 18,759,303.60-28,119,256.20-11,941,099.44

Finding the Fourth Proportional to 18,759,303.60, 28,119,256.20 and 11,941,099.44

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Solution

The fourth proportional to 18,759,303.60, 28,119,256.20 and 11,941,099.44 is: 17,899,109.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759,303.60 : 28,119,256.20 = 11,941,099.44 : x
  2. Step 2: Convert to fraction form
    18,759,303.60/28,119,256.20 = 11,941,099.44/x
  3. Step 3: Cross multiply
    18,759,303.60x = 28,119,256.20 × 11,941,099.44
  4. Step 4: Simplify right side
    18,759,303.60x = 335,774,834,463,036.50
  5. Step 5: Solve for x
    x = 335,774,834,463,036.50/18,759,303.60
  6. Step 6: Final answer
    x = 17,899,109.78

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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.