Home / 19,182,143.80-26,471,048.70-10,480,129.12

Finding the Fourth Proportional to 19,182,143.80, 26,471,048.70 and 10,480,129.12

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Solution

The fourth proportional to 19,182,143.80, 26,471,048.70 and 10,480,129.12 is: 14,462,408.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182,143.80 : 26,471,048.70 = 10,480,129.12 : x
  2. Step 2: Convert to fraction form
    19,182,143.80/26,471,048.70 = 10,480,129.12/x
  3. Step 3: Cross multiply
    19,182,143.80x = 26,471,048.70 × 10,480,129.12
  4. Step 4: Simplify right side
    19,182,143.80x = 277,420,008,317,808.12
  5. Step 5: Solve for x
    x = 277,420,008,317,808.12/19,182,143.80
  6. Step 6: Final answer
    x = 14,462,408.96

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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.