Home / 19,000,663.88-26,223,717.78-12,031,977.76

Finding the Fourth Proportional to 19,000,663.88, 26,223,717.78 and 12,031,977.76

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Solution

The fourth proportional to 19,000,663.88, 26,223,717.78 and 12,031,977.76 is: 16,605,903.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000,663.88 : 26,223,717.78 = 12,031,977.76 : x
  2. Step 2: Convert to fraction form
    19,000,663.88/26,223,717.78 = 12,031,977.76/x
  3. Step 3: Cross multiply
    19,000,663.88x = 26,223,717.78 × 12,031,977.76
  4. Step 4: Simplify right side
    19,000,663.88x = 315,523,189,047,917.31
  5. Step 5: Solve for x
    x = 315,523,189,047,917.31/19,000,663.88
  6. Step 6: Final answer
    x = 16,605,903.41

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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.