Home / 10,251,707.70-15,367,063.95-5,989,682.10

Finding the Fourth Proportional to 10,251,707.70, 15,367,063.95 and 5,989,682.10

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Solution

The fourth proportional to 10,251,707.70, 15,367,063.95 and 5,989,682.10 is: 8,978,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251,707.70 : 15,367,063.95 = 5,989,682.10 : x
  2. Step 2: Convert to fraction form
    10,251,707.70/15,367,063.95 = 5,989,682.10/x
  3. Step 3: Cross multiply
    10,251,707.70x = 15,367,063.95 × 5,989,682.10
  4. Step 4: Simplify right side
    10,251,707.70x = 92,043,827,870,870.28
  5. Step 5: Solve for x
    x = 92,043,827,870,870.28/10,251,707.70
  6. Step 6: Final answer
    x = 8,978,389.80

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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.