Home / 27,940,428.65-38,559,061.26-15,551,315.59

Finding the Fourth Proportional to 27,940,428.65, 38,559,061.26 and 15,551,315.59

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Solution

The fourth proportional to 27,940,428.65, 38,559,061.26 and 15,551,315.59 is: 21,461,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940,428.65 : 38,559,061.26 = 15,551,315.59 : x
  2. Step 2: Convert to fraction form
    27,940,428.65/38,559,061.26 = 15,551,315.59/x
  3. Step 3: Cross multiply
    27,940,428.65x = 38,559,061.26 × 15,551,315.59
  4. Step 4: Simplify right side
    27,940,428.65x = 599,644,130,430,646.50
  5. Step 5: Solve for x
    x = 599,644,130,430,646.50/27,940,428.65
  6. Step 6: Final answer
    x = 21,461,522.22

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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.