Home / 14,208,114.40-21,312,171.60-5,230,808.80

Finding the Fourth Proportional to 14,208,114.40, 21,312,171.60 and 5,230,808.80

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Solution

The fourth proportional to 14,208,114.40, 21,312,171.60 and 5,230,808.80 is: 7,846,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,114.40 : 21,312,171.60 = 5,230,808.80 : x
  2. Step 2: Convert to fraction form
    14,208,114.40/21,312,171.60 = 5,230,808.80/x
  3. Step 3: Cross multiply
    14,208,114.40x = 21,312,171.60 × 5,230,808.80
  4. Step 4: Simplify right side
    14,208,114.40x = 111,479,894,752,390.08
  5. Step 5: Solve for x
    x = 111,479,894,752,390.08/14,208,114.40
  6. Step 6: Final answer
    x = 7,846,213.20

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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.