Home / 27,080,788.51-37,371,488.13-15,478,601.10

Finding the Fourth Proportional to 27,080,788.51, 37,371,488.13 and 15,478,601.10

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Solution

The fourth proportional to 27,080,788.51, 37,371,488.13 and 15,478,601.10 is: 21,360,469.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080,788.51 : 37,371,488.13 = 15,478,601.10 : x
  2. Step 2: Convert to fraction form
    27,080,788.51/37,371,488.13 = 15,478,601.10/x
  3. Step 3: Cross multiply
    27,080,788.51x = 37,371,488.13 × 15,478,601.10
  4. Step 4: Simplify right side
    27,080,788.51x = 578,458,357,277,655
  5. Step 5: Solve for x
    x = 578,458,357,277,655/27,080,788.51
  6. Step 6: Final answer
    x = 21,360,469.51

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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.