Home / 11,855,332.28-16,360,385.94-6,628,526.72

Finding the Fourth Proportional to 11,855,332.28, 16,360,385.94 and 6,628,526.72

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Solution

The fourth proportional to 11,855,332.28, 16,360,385.94 and 6,628,526.72 is: 9,147,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855,332.28 : 16,360,385.94 = 6,628,526.72 : x
  2. Step 2: Convert to fraction form
    11,855,332.28/16,360,385.94 = 6,628,526.72/x
  3. Step 3: Cross multiply
    11,855,332.28x = 16,360,385.94 × 6,628,526.72
  4. Step 4: Simplify right side
    11,855,332.28x = 108,445,255,352,802.31
  5. Step 5: Solve for x
    x = 108,445,255,352,802.31/11,855,332.28
  6. Step 6: Final answer
    x = 9,147,382.19

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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.