Home / 21,334,226.37-29,441,410.43-12,518,948.85

Finding the Fourth Proportional to 21,334,226.37, 29,441,410.43 and 12,518,948.85

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Solution

The fourth proportional to 21,334,226.37, 29,441,410.43 and 12,518,948.85 is: 17,276,253.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334,226.37 : 29,441,410.43 = 12,518,948.85 : x
  2. Step 2: Convert to fraction form
    21,334,226.37/29,441,410.43 = 12,518,948.85/x
  3. Step 3: Cross multiply
    21,334,226.37x = 29,441,410.43 × 12,518,948.85
  4. Step 4: Simplify right side
    21,334,226.37x = 368,575,511,245,026.50
  5. Step 5: Solve for x
    x = 368,575,511,245,026.50/21,334,226.37
  6. Step 6: Final answer
    x = 17,276,253.89

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1.5x scale

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.