Home / 14,374,018.32-19,836,425.80-7,847,664.46

Finding the Fourth Proportional to 14,374,018.32, 19,836,425.80 and 7,847,664.46

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Solution

The fourth proportional to 14,374,018.32, 19,836,425.80 and 7,847,664.46 is: 10,829,930.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,018.32 : 19,836,425.80 = 7,847,664.46 : x
  2. Step 2: Convert to fraction form
    14,374,018.32/19,836,425.80 = 7,847,664.46/x
  3. Step 3: Cross multiply
    14,374,018.32x = 19,836,425.80 × 7,847,664.46
  4. Step 4: Simplify right side
    14,374,018.32x = 155,669,613,764,087.06
  5. Step 5: Solve for x
    x = 155,669,613,764,087.06/14,374,018.32
  6. Step 6: Final answer
    x = 10,829,930.11

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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.