Home / 30,214,492.12-45,335,135.04-15,834,140.92

Finding the Fourth Proportional to 30,214,492.12, 45,335,135.04 and 15,834,140.92

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Solution

The fourth proportional to 30,214,492.12, 45,335,135.04 and 15,834,140.92 is: 23,758,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214,492.12 : 45,335,135.04 = 15,834,140.92 : x
  2. Step 2: Convert to fraction form
    30,214,492.12/45,335,135.04 = 15,834,140.92/x
  3. Step 3: Cross multiply
    30,214,492.12x = 45,335,135.04 × 15,834,140.92
  4. Step 4: Simplify right side
    30,214,492.12x = 717,842,916,850,589.88
  5. Step 5: Solve for x
    x = 717,842,916,850,589.88/30,214,492.12
  6. Step 6: Final answer
    x = 23,758,232.11

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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.