Home / 12,029,559.48-16,601,671.91-6,872,810.31

Finding the Fourth Proportional to 12,029,559.48, 16,601,671.91 and 6,872,810.31

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Solution

The fourth proportional to 12,029,559.48, 16,601,671.91 and 6,872,810.31 is: 9,484,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,559.48 : 16,601,671.91 = 6,872,810.31 : x
  2. Step 2: Convert to fraction form
    12,029,559.48/16,601,671.91 = 6,872,810.31/x
  3. Step 3: Cross multiply
    12,029,559.48x = 16,601,671.91 × 6,872,810.31
  4. Step 4: Simplify right side
    12,029,559.48x = 114,100,141,883,467.41
  5. Step 5: Solve for x
    x = 114,100,141,883,467.41/12,029,559.48
  6. Step 6: Final answer
    x = 9,484,980.90

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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.