Home / 14,156,018.22-19,535,117.88-7,961,063.28

Finding the Fourth Proportional to 14,156,018.22, 19,535,117.88 and 7,961,063.28

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Solution

The fourth proportional to 14,156,018.22, 19,535,117.88 and 7,961,063.28 is: 10,986,162.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156,018.22 : 19,535,117.88 = 7,961,063.28 : x
  2. Step 2: Convert to fraction form
    14,156,018.22/19,535,117.88 = 7,961,063.28/x
  3. Step 3: Cross multiply
    14,156,018.22x = 19,535,117.88 × 7,961,063.28
  4. Step 4: Simplify right side
    14,156,018.22x = 155,520,309,624,939.44
  5. Step 5: Solve for x
    x = 155,520,309,624,939.44/14,156,018.22
  6. Step 6: Final answer
    x = 10,986,162.01

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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.