Home / 43,179,521.36-64,759,730.88-12,467,435.36

Finding the Fourth Proportional to 43,179,521.36, 64,759,730.88 and 12,467,435.36

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Solution

The fourth proportional to 43,179,521.36, 64,759,730.88 and 12,467,435.36 is: 18,698,395.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,179,521.36 : 64,759,730.88 = 12,467,435.36 : x
  2. Step 2: Convert to fraction form
    43,179,521.36/64,759,730.88 = 12,467,435.36/x
  3. Step 3: Cross multiply
    43,179,521.36x = 64,759,730.88 × 12,467,435.36
  4. Step 4: Simplify right side
    43,179,521.36x = 807,387,758,677,395.88
  5. Step 5: Solve for x
    x = 807,387,758,677,395.88/43,179,521.36
  6. Step 6: Final answer
    x = 18,698,395.29

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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.