Home / 27,646,283.25-38,151,887.30-15,423,140.25

Finding the Fourth Proportional to 27,646,283.25, 38,151,887.30 and 15,423,140.25

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Solution

The fourth proportional to 27,646,283.25, 38,151,887.30 and 15,423,140.25 is: 21,283,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,646,283.25 : 38,151,887.30 = 15,423,140.25 : x
  2. Step 2: Convert to fraction form
    27,646,283.25/38,151,887.30 = 15,423,140.25/x
  3. Step 3: Cross multiply
    27,646,283.25x = 38,151,887.30 × 15,423,140.25
  4. Step 4: Simplify right side
    27,646,283.25x = 588,421,908,610,814.88
  5. Step 5: Solve for x
    x = 588,421,908,610,814.88/27,646,283.25
  6. Step 6: Final answer
    x = 21,283,942.70

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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.