Home / 14,372,477.20-21,558,715.80-6,814,205.20

Finding the Fourth Proportional to 14,372,477.20, 21,558,715.80 and 6,814,205.20

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Solution

The fourth proportional to 14,372,477.20, 21,558,715.80 and 6,814,205.20 is: 10,221,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372,477.20 : 21,558,715.80 = 6,814,205.20 : x
  2. Step 2: Convert to fraction form
    14,372,477.20/21,558,715.80 = 6,814,205.20/x
  3. Step 3: Cross multiply
    14,372,477.20x = 21,558,715.80 × 6,814,205.20
  4. Step 4: Simplify right side
    14,372,477.20x = 146,905,513,309,682.16
  5. Step 5: Solve for x
    x = 146,905,513,309,682.16/14,372,477.20
  6. Step 6: Final answer
    x = 10,221,307.80

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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.