Home / 29,521,178.60-44,281,767.90-18,786,070.40

Finding the Fourth Proportional to 29,521,178.60, 44,281,767.90 and 18,786,070.40

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Solution

The fourth proportional to 29,521,178.60, 44,281,767.90 and 18,786,070.40 is: 28,179,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,521,178.60 : 44,281,767.90 = 18,786,070.40 : x
  2. Step 2: Convert to fraction form
    29,521,178.60/44,281,767.90 = 18,786,070.40/x
  3. Step 3: Cross multiply
    29,521,178.60x = 44,281,767.90 × 18,786,070.40
  4. Step 4: Simplify right side
    29,521,178.60x = 831,880,409,205,860.12
  5. Step 5: Solve for x
    x = 831,880,409,205,860.12/29,521,178.60
  6. Step 6: Final answer
    x = 28,179,105.60

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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.