Home / 14,300,999.70-21,459,793.95-5,326,458.90

Finding the Fourth Proportional to 14,300,999.70, 21,459,793.95 and 5,326,458.90

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Solution

The fourth proportional to 14,300,999.70, 21,459,793.95 and 5,326,458.90 is: 7,992,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,300,999.70 : 21,459,793.95 = 5,326,458.90 : x
  2. Step 2: Convert to fraction form
    14,300,999.70/21,459,793.95 = 5,326,458.90/x
  3. Step 3: Cross multiply
    14,300,999.70x = 21,459,793.95 × 5,326,458.90
  4. Step 4: Simplify right side
    14,300,999.70x = 114,304,710,477,143.66
  5. Step 5: Solve for x
    x = 114,304,710,477,143.66/14,300,999.70
  6. Step 6: Final answer
    x = 7,992,777.63

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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.