Home / 14,201,999.70-21,302,999.55-8,816,730.90

Finding the Fourth Proportional to 14,201,999.70, 21,302,999.55 and 8,816,730.90

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Solution

The fourth proportional to 14,201,999.70, 21,302,999.55 and 8,816,730.90 is: 13,225,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201,999.70 : 21,302,999.55 = 8,816,730.90 : x
  2. Step 2: Convert to fraction form
    14,201,999.70/21,302,999.55 = 8,816,730.90/x
  3. Step 3: Cross multiply
    14,201,999.70x = 21,302,999.55 × 8,816,730.90
  4. Step 4: Simplify right side
    14,201,999.70x = 187,822,814,395,171.12
  5. Step 5: Solve for x
    x = 187,822,814,395,171.12/14,201,999.70
  6. Step 6: Final answer
    x = 13,225,096.35

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1.5x scale

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.