Home / 12,171,637.50-16,797,384.63-6,739,129.50

Finding the Fourth Proportional to 12,171,637.50, 16,797,384.63 and 6,739,129.50

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Solution

The fourth proportional to 12,171,637.50, 16,797,384.63 and 6,739,129.50 is: 9,300,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,637.50 : 16,797,384.63 = 6,739,129.50 : x
  2. Step 2: Convert to fraction form
    12,171,637.50/16,797,384.63 = 6,739,129.50/x
  3. Step 3: Cross multiply
    12,171,637.50x = 16,797,384.63 × 6,739,129.50
  4. Step 4: Simplify right side
    12,171,637.50x = 113,199,750,282,879.58
  5. Step 5: Solve for x
    x = 113,199,750,282,879.58/12,171,637.50
  6. Step 6: Final answer
    x = 9,300,289.32

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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.