Home / 28,702,663.44-43,029,609.28-13,358,864.20

Finding the Fourth Proportional to 28,702,663.44, 43,029,609.28 and 13,358,864.20

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Solution

The fourth proportional to 28,702,663.44, 43,029,609.28 and 13,358,864.20 is: 20,026,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,702,663.44 : 43,029,609.28 = 13,358,864.20 : x
  2. Step 2: Convert to fraction form
    28,702,663.44/43,029,609.28 = 13,358,864.20/x
  3. Step 3: Cross multiply
    28,702,663.44x = 43,029,609.28 × 13,358,864.20
  4. Step 4: Simplify right side
    28,702,663.44x = 574,826,706,950,579.75
  5. Step 5: Solve for x
    x = 574,826,706,950,579.75/28,702,663.44
  6. Step 6: Final answer
    x = 20,026,946.56

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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.