Home / 10,308,024.40-15,463,786.20-3,119,501.20

Finding the Fourth Proportional to 10,308,024.40, 15,463,786.20 and 3,119,501.20

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Solution

The fourth proportional to 10,308,024.40, 15,463,786.20 and 3,119,501.20 is: 4,679,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,024.40 : 15,463,786.20 = 3,119,501.20 : x
  2. Step 2: Convert to fraction form
    10,308,024.40/15,463,786.20 = 3,119,501.20/x
  3. Step 3: Cross multiply
    10,308,024.40x = 15,463,786.20 × 3,119,501.20
  4. Step 4: Simplify right side
    10,308,024.40x = 48,239,299,607,443.44
  5. Step 5: Solve for x
    x = 48,239,299,607,443.44/10,308,024.40
  6. Step 6: Final answer
    x = 4,679,781.28

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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.