Home / 14,301,929.80-21,452,894.70-8,137,214.20

Finding the Fourth Proportional to 14,301,929.80, 21,452,894.70 and 8,137,214.20

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Solution

The fourth proportional to 14,301,929.80, 21,452,894.70 and 8,137,214.20 is: 12,205,821.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301,929.80 : 21,452,894.70 = 8,137,214.20 : x
  2. Step 2: Convert to fraction form
    14,301,929.80/21,452,894.70 = 8,137,214.20/x
  3. Step 3: Cross multiply
    14,301,929.80x = 21,452,894.70 × 8,137,214.20
  4. Step 4: Simplify right side
    14,301,929.80x = 174,566,799,383,944.75
  5. Step 5: Solve for x
    x = 174,566,799,383,944.75/14,301,929.80
  6. Step 6: Final answer
    x = 12,205,821.30

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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.