Home / 27,810,566.07-38,378,663.84-15,421,532.29

Finding the Fourth Proportional to 27,810,566.07, 38,378,663.84 and 15,421,532.29

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Solution

The fourth proportional to 27,810,566.07, 38,378,663.84 and 15,421,532.29 is: 21,281,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,810,566.07 : 38,378,663.84 = 15,421,532.29 : x
  2. Step 2: Convert to fraction form
    27,810,566.07/38,378,663.84 = 15,421,532.29/x
  3. Step 3: Cross multiply
    27,810,566.07x = 38,378,663.84 × 15,421,532.29
  4. Step 4: Simplify right side
    27,810,566.07x = 591,857,803,598,222.62
  5. Step 5: Solve for x
    x = 591,857,803,598,222.62/27,810,566.07
  6. Step 6: Final answer
    x = 21,281,760.40

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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.