Home / 14,155,492.20-19,534,393.49-7,960,537.01

Finding the Fourth Proportional to 14,155,492.20, 19,534,393.49 and 7,960,537.01

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Solution

The fourth proportional to 14,155,492.20, 19,534,393.49 and 7,960,537.01 is: 10,985,436.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155,492.20 : 19,534,393.49 = 7,960,537.01 : x
  2. Step 2: Convert to fraction form
    14,155,492.20/19,534,393.49 = 7,960,537.01/x
  3. Step 3: Cross multiply
    14,155,492.20x = 19,534,393.49 × 7,960,537.01
  4. Step 4: Simplify right side
    14,155,492.20x = 155,504,262,207,573.41
  5. Step 5: Solve for x
    x = 155,504,262,207,573.41/14,155,492.20
  6. Step 6: Final answer
    x = 10,985,436.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.