Home / 7,238,792.10-10,855,776.99-2,919,726.81

Finding the Fourth Proportional to 7,238,792.10, 10,855,776.99 and 2,919,726.81

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Solution

The fourth proportional to 7,238,792.10, 10,855,776.99 and 2,919,726.81 is: 4,378,617.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,792.10 : 10,855,776.99 = 2,919,726.81 : x
  2. Step 2: Convert to fraction form
    7,238,792.10/10,855,776.99 = 2,919,726.81/x
  3. Step 3: Cross multiply
    7,238,792.10x = 10,855,776.99 × 2,919,726.81
  4. Step 4: Simplify right side
    7,238,792.10x = 31,695,903,115,609.61
  5. Step 5: Solve for x
    x = 31,695,903,115,609.61/7,238,792.10
  6. Step 6: Final answer
    x = 4,378,617.68

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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.