Home / 13,930,864.20-19,224,219.99-7,735,749.30

Finding the Fourth Proportional to 13,930,864.20, 19,224,219.99 and 7,735,749.30

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Solution

The fourth proportional to 13,930,864.20, 19,224,219.99 and 7,735,749.30 is: 10,675,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930,864.20 : 19,224,219.99 = 7,735,749.30 : x
  2. Step 2: Convert to fraction form
    13,930,864.20/19,224,219.99 = 7,735,749.30/x
  3. Step 3: Cross multiply
    13,930,864.20x = 19,224,219.99 × 7,735,749.30
  4. Step 4: Simplify right side
    13,930,864.20x = 148,713,746,330,688.50
  5. Step 5: Solve for x
    x = 148,713,746,330,688.50/13,930,864.20
  6. Step 6: Final answer
    x = 10,675,127.13

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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.