Home / 14,202,379.20-21,291,127.20-8,524,862.40

Finding the Fourth Proportional to 14,202,379.20, 21,291,127.20 and 8,524,862.40

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Solution

The fourth proportional to 14,202,379.20, 21,291,127.20 and 8,524,862.40 is: 12,779,825.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202,379.20 : 21,291,127.20 = 8,524,862.40 : x
  2. Step 2: Convert to fraction form
    14,202,379.20/21,291,127.20 = 8,524,862.40/x
  3. Step 3: Cross multiply
    14,202,379.20x = 21,291,127.20 × 8,524,862.40
  4. Step 4: Simplify right side
    14,202,379.20x = 181,503,929,720,897.28
  5. Step 5: Solve for x
    x = 181,503,929,720,897.28/14,202,379.20
  6. Step 6: Final answer
    x = 12,779,825.63

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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.