Home / 27,470,920.77-37,909,776.94-15,080,705.55

Finding the Fourth Proportional to 27,470,920.77, 37,909,776.94 and 15,080,705.55

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Solution

The fourth proportional to 27,470,920.77, 37,909,776.94 and 15,080,705.55 is: 20,811,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,470,920.77 : 37,909,776.94 = 15,080,705.55 : x
  2. Step 2: Convert to fraction form
    27,470,920.77/37,909,776.94 = 15,080,705.55/x
  3. Step 3: Cross multiply
    27,470,920.77x = 37,909,776.94 × 15,080,705.55
  4. Step 4: Simplify right side
    27,470,920.77x = 571,706,183,460,618.25
  5. Step 5: Solve for x
    x = 571,706,183,460,618.25/27,470,920.77
  6. Step 6: Final answer
    x = 20,811,322.21

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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.