Home / 18,018,389.31-27,031,061.29-5,884,590.73

Finding the Fourth Proportional to 18,018,389.31, 27,031,061.29 and 5,884,590.73

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Solution

The fourth proportional to 18,018,389.31, 27,031,061.29 and 5,884,590.73 is: 8,828,021.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,018,389.31 : 27,031,061.29 = 5,884,590.73 : x
  2. Step 2: Convert to fraction form
    18,018,389.31/27,031,061.29 = 5,884,590.73/x
  3. Step 3: Cross multiply
    18,018,389.31x = 27,031,061.29 × 5,884,590.73
  4. Step 4: Simplify right side
    18,018,389.31x = 159,066,732,689,195.84
  5. Step 5: Solve for x
    x = 159,066,732,689,195.84/18,018,389.31
  6. Step 6: Final answer
    x = 8,828,021.75

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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.