Home / 51,402,215.45-77,108,729.02-15,010,707.98

Finding the Fourth Proportional to 51,402,215.45, 77,108,729.02 and 15,010,707.98

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Solution

The fourth proportional to 51,402,215.45, 77,108,729.02 and 15,010,707.98 is: 22,517,640.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,402,215.45 : 77,108,729.02 = 15,010,707.98 : x
  2. Step 2: Convert to fraction form
    51,402,215.45/77,108,729.02 = 15,010,707.98/x
  3. Step 3: Cross multiply
    51,402,215.45x = 77,108,729.02 × 15,010,707.98
  4. Step 4: Simplify right side
    51,402,215.45x = 1,157,456,614,183,416.50
  5. Step 5: Solve for x
    x = 1,157,456,614,183,416.50/51,402,215.45
  6. Step 6: Final answer
    x = 22,517,640.61

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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.