Home / 10,521,837.17-15,783,368.10-2,949,393.41

Finding the Fourth Proportional to 10,521,837.17, 15,783,368.10 and 2,949,393.41

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Solution

The fourth proportional to 10,521,837.17, 15,783,368.10 and 2,949,393.41 is: 4,424,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521,837.17 : 15,783,368.10 = 2,949,393.41 : x
  2. Step 2: Convert to fraction form
    10,521,837.17/15,783,368.10 = 2,949,393.41/x
  3. Step 3: Cross multiply
    10,521,837.17x = 15,783,368.10 × 2,949,393.41
  4. Step 4: Simplify right side
    10,521,837.17x = 46,551,361,861,744.22
  5. Step 5: Solve for x
    x = 46,551,361,861,744.22/10,521,837.17
  6. Step 6: Final answer
    x = 4,424,261.76

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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.