Home / 11,687,483.58-16,128,417.94-6,530,887.50

Finding the Fourth Proportional to 11,687,483.58, 16,128,417.94 and 6,530,887.50

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Solution

The fourth proportional to 11,687,483.58, 16,128,417.94 and 6,530,887.50 is: 9,012,451.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687,483.58 : 16,128,417.94 = 6,530,887.50 : x
  2. Step 2: Convert to fraction form
    11,687,483.58/16,128,417.94 = 6,530,887.50/x
  3. Step 3: Cross multiply
    11,687,483.58x = 16,128,417.94 × 6,530,887.50
  4. Step 4: Simplify right side
    11,687,483.58x = 105,332,883,119,121.75
  5. Step 5: Solve for x
    x = 105,332,883,119,121.75/11,687,483.58
  6. Step 6: Final answer
    x = 9,012,451.86

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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.