Home / 10,139,344.80-15,210,010.80-2,950,951.20

Finding the Fourth Proportional to 10,139,344.80, 15,210,010.80 and 2,950,951.20

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Solution

The fourth proportional to 10,139,344.80, 15,210,010.80 and 2,950,951.20 is: 4,426,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,139,344.80 : 15,210,010.80 = 2,950,951.20 : x
  2. Step 2: Convert to fraction form
    10,139,344.80/15,210,010.80 = 2,950,951.20/x
  3. Step 3: Cross multiply
    10,139,344.80x = 15,210,010.80 × 2,950,951.20
  4. Step 4: Simplify right side
    10,139,344.80x = 44,883,999,622,272.97
  5. Step 5: Solve for x
    x = 44,883,999,622,272.97/10,139,344.80
  6. Step 6: Final answer
    x = 4,426,715.98

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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.