Home / 19,885,656.40-29,828,501.34-9,508,433.90

Finding the Fourth Proportional to 19,885,656.40, 29,828,501.34 and 9,508,433.90

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Solution

The fourth proportional to 19,885,656.40, 29,828,501.34 and 9,508,433.90 is: 14,262,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885,656.40 : 29,828,501.34 = 9,508,433.90 : x
  2. Step 2: Convert to fraction form
    19,885,656.40/29,828,501.34 = 9,508,433.90/x
  3. Step 3: Cross multiply
    19,885,656.40x = 29,828,501.34 × 9,508,433.90
  4. Step 4: Simplify right side
    19,885,656.40x = 283,622,333,327,451.44
  5. Step 5: Solve for x
    x = 283,622,333,327,451.44/19,885,656.40
  6. Step 6: Final answer
    x = 14,262,658.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.