Home / 19,520,924.85-26,938,878.89-10,819,658.61

Finding the Fourth Proportional to 19,520,924.85, 26,938,878.89 and 10,819,658.61

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Solution

The fourth proportional to 19,520,924.85, 26,938,878.89 and 10,819,658.61 is: 14,931,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,924.85 : 26,938,878.89 = 10,819,658.61 : x
  2. Step 2: Convert to fraction form
    19,520,924.85/26,938,878.89 = 10,819,658.61/x
  3. Step 3: Cross multiply
    19,520,924.85x = 26,938,878.89 × 10,819,658.61
  4. Step 4: Simplify right side
    19,520,924.85x = 291,469,472,871,837.44
  5. Step 5: Solve for x
    x = 291,469,472,871,837.44/19,520,924.85
  6. Step 6: Final answer
    x = 14,931,130.32

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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.