Home / 27,646,279.31-38,151,881.87-15,423,136.31

Finding the Fourth Proportional to 27,646,279.31, 38,151,881.87 and 15,423,136.31

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Solution

The fourth proportional to 27,646,279.31, 38,151,881.87 and 15,423,136.31 is: 21,283,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,646,279.31 : 38,151,881.87 = 15,423,136.31 : x
  2. Step 2: Convert to fraction form
    27,646,279.31/38,151,881.87 = 15,423,136.31/x
  3. Step 3: Cross multiply
    27,646,279.31x = 38,151,881.87 × 15,423,136.31
  4. Step 4: Simplify right side
    27,646,279.31x = 588,421,674,582,291.75
  5. Step 5: Solve for x
    x = 588,421,674,582,291.75/27,646,279.31
  6. Step 6: Final answer
    x = 21,283,937.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.