Home / 14,280,114.53-19,706,581.37-7,753,756.61

Finding the Fourth Proportional to 14,280,114.53, 19,706,581.37 and 7,753,756.61

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Solution

The fourth proportional to 14,280,114.53, 19,706,581.37 and 7,753,756.61 is: 10,700,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,114.53 : 19,706,581.37 = 7,753,756.61 : x
  2. Step 2: Convert to fraction form
    14,280,114.53/19,706,581.37 = 7,753,756.61/x
  3. Step 3: Cross multiply
    14,280,114.53x = 19,706,581.37 × 7,753,756.61
  4. Step 4: Simplify right side
    14,280,114.53x = 152,800,035,478,991.84
  5. Step 5: Solve for x
    x = 152,800,035,478,991.84/14,280,114.53
  6. Step 6: Final answer
    x = 10,700,196.78

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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.