Home / 19,218,206.13-26,521,123.62-10,516,379.46

Finding the Fourth Proportional to 19,218,206.13, 26,521,123.62 and 10,516,379.46

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Solution

The fourth proportional to 19,218,206.13, 26,521,123.62 and 10,516,379.46 is: 14,512,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,206.13 : 26,521,123.62 = 10,516,379.46 : x
  2. Step 2: Convert to fraction form
    19,218,206.13/26,521,123.62 = 10,516,379.46/x
  3. Step 3: Cross multiply
    19,218,206.13x = 26,521,123.62 × 10,516,379.46
  4. Step 4: Simplify right side
    19,218,206.13x = 278,906,199,693,488.88
  5. Step 5: Solve for x
    x = 278,906,199,693,488.88/19,218,206.13
  6. Step 6: Final answer
    x = 14,512,603.20

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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.