Home / 13,764,683.64-18,994,828.56-7,569,711.24

Finding the Fourth Proportional to 13,764,683.64, 18,994,828.56 and 7,569,711.24

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Solution

The fourth proportional to 13,764,683.64, 18,994,828.56 and 7,569,711.24 is: 10,445,962.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,683.64 : 18,994,828.56 = 7,569,711.24 : x
  2. Step 2: Convert to fraction form
    13,764,683.64/18,994,828.56 = 7,569,711.24/x
  3. Step 3: Cross multiply
    13,764,683.64x = 18,994,828.56 × 7,569,711.24
  4. Step 4: Simplify right side
    13,764,683.64x = 143,785,367,252,505
  5. Step 5: Solve for x
    x = 143,785,367,252,505/13,764,683.64
  6. Step 6: Final answer
    x = 10,445,962.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.