Home / 14,155,486.21-19,534,385.22-7,960,531.01

Finding the Fourth Proportional to 14,155,486.21, 19,534,385.22 and 7,960,531.01

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Solution

The fourth proportional to 14,155,486.21, 19,534,385.22 and 7,960,531.01 is: 10,985,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155,486.21 : 19,534,385.22 = 7,960,531.01 : x
  2. Step 2: Convert to fraction form
    14,155,486.21/19,534,385.22 = 7,960,531.01/x
  3. Step 3: Cross multiply
    14,155,486.21x = 19,534,385.22 × 7,960,531.01
  4. Step 4: Simplify right side
    14,155,486.21x = 155,504,079,354,615.66
  5. Step 5: Solve for x
    x = 155,504,079,354,615.66/14,155,486.21
  6. Step 6: Final answer
    x = 10,985,428.34

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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.