Home / 11,116,389.16-16,657,366.38-7,711,298.20

Finding the Fourth Proportional to 11,116,389.16, 16,657,366.38 and 7,711,298.20

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Solution

The fourth proportional to 11,116,389.16, 16,657,366.38 and 7,711,298.20 is: 11,555,003.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116,389.16 : 16,657,366.38 = 7,711,298.20 : x
  2. Step 2: Convert to fraction form
    11,116,389.16/16,657,366.38 = 7,711,298.20/x
  3. Step 3: Cross multiply
    11,116,389.16x = 16,657,366.38 × 7,711,298.20
  4. Step 4: Simplify right side
    11,116,389.16x = 128,449,919,382,834.53
  5. Step 5: Solve for x
    x = 128,449,919,382,834.53/11,116,389.16
  6. Step 6: Final answer
    x = 11,555,003.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.