Home / 18,939,746.84-26,136,838.22-10,237,919.27

Finding the Fourth Proportional to 18,939,746.84, 26,136,838.22 and 10,237,919.27

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Solution

The fourth proportional to 18,939,746.84, 26,136,838.22 and 10,237,919.27 is: 14,128,321.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,939,746.84 : 26,136,838.22 = 10,237,919.27 : x
  2. Step 2: Convert to fraction form
    18,939,746.84/26,136,838.22 = 10,237,919.27/x
  3. Step 3: Cross multiply
    18,939,746.84x = 26,136,838.22 × 10,237,919.27
  4. Step 4: Simplify right side
    18,939,746.84x = 267,586,839,487,536.72
  5. Step 5: Solve for x
    x = 267,586,839,487,536.72/18,939,746.84
  6. Step 6: Final answer
    x = 14,128,321.87

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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.