Home / 12,941,148.40-19,424,164.20-6,558,607.60

Finding the Fourth Proportional to 12,941,148.40, 19,424,164.20 and 6,558,607.60

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Solution

The fourth proportional to 12,941,148.40, 19,424,164.20 and 6,558,607.60 is: 9,844,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,148.40 : 19,424,164.20 = 6,558,607.60 : x
  2. Step 2: Convert to fraction form
    12,941,148.40/19,424,164.20 = 6,558,607.60/x
  3. Step 3: Cross multiply
    12,941,148.40x = 19,424,164.20 × 6,558,607.60
  4. Step 4: Simplify right side
    12,941,148.40x = 127,395,470,945,767.91
  5. Step 5: Solve for x
    x = 127,395,470,945,767.91/12,941,148.40
  6. Step 6: Final answer
    x = 9,844,216.84

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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.