Home / 11,807,669.76-17,717,103.36-7,024,807.68

Finding the Fourth Proportional to 11,807,669.76, 17,717,103.36 and 7,024,807.68

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Solution

The fourth proportional to 11,807,669.76, 17,717,103.36 and 7,024,807.68 is: 10,540,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,807,669.76 : 17,717,103.36 = 7,024,807.68 : x
  2. Step 2: Convert to fraction form
    11,807,669.76/17,717,103.36 = 7,024,807.68/x
  3. Step 3: Cross multiply
    11,807,669.76x = 17,717,103.36 × 7,024,807.68
  4. Step 4: Simplify right side
    11,807,669.76x = 124,459,243,750,681.80
  5. Step 5: Solve for x
    x = 124,459,243,750,681.80/11,807,669.76
  6. Step 6: Final answer
    x = 10,540,542.40

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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.