Home / 11,639,756.58-16,057,300.95-9,043,670.94

Finding the Fourth Proportional to 11,639,756.58, 16,057,300.95 and 9,043,670.94

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Solution

The fourth proportional to 11,639,756.58, 16,057,300.95 and 9,043,670.94 is: 12,475,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639,756.58 : 16,057,300.95 = 9,043,670.94 : x
  2. Step 2: Convert to fraction form
    11,639,756.58/16,057,300.95 = 9,043,670.94/x
  3. Step 3: Cross multiply
    11,639,756.58x = 16,057,300.95 × 9,043,670.94
  4. Step 4: Simplify right side
    11,639,756.58x = 145,216,945,976,349.38
  5. Step 5: Solve for x
    x = 145,216,945,976,349.38/11,639,756.58
  6. Step 6: Final answer
    x = 12,475,943.55

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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.