Home / 27,748,686.51-41,622,031.89-7,278,242.58

Finding the Fourth Proportional to 27,748,686.51, 41,622,031.89 and 7,278,242.58

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Solution

The fourth proportional to 27,748,686.51, 41,622,031.89 and 7,278,242.58 is: 10,917,102.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,748,686.51 : 41,622,031.89 = 7,278,242.58 : x
  2. Step 2: Convert to fraction form
    27,748,686.51/41,622,031.89 = 7,278,242.58/x
  3. Step 3: Cross multiply
    27,748,686.51x = 41,622,031.89 × 7,278,242.58
  4. Step 4: Simplify right side
    27,748,686.51x = 302,935,244,767,915.88
  5. Step 5: Solve for x
    x = 302,935,244,767,915.88/27,748,686.51
  6. Step 6: Final answer
    x = 10,917,102.14

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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.