Home / 14,083,045.44-21,124,568.46-7,689,810.20

Finding the Fourth Proportional to 14,083,045.44, 21,124,568.46 and 7,689,810.20

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Solution

The fourth proportional to 14,083,045.44, 21,124,568.46 and 7,689,810.20 is: 11,534,715.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083,045.44 : 21,124,568.46 = 7,689,810.20 : x
  2. Step 2: Convert to fraction form
    14,083,045.44/21,124,568.46 = 7,689,810.20/x
  3. Step 3: Cross multiply
    14,083,045.44x = 21,124,568.46 × 7,689,810.20
  4. Step 4: Simplify right side
    14,083,045.44x = 162,443,922,014,306.31
  5. Step 5: Solve for x
    x = 162,443,922,014,306.31/14,083,045.44
  6. Step 6: Final answer
    x = 11,534,715.46

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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.