Home / 21,357,222.01-29,472,787.79-11,567,438.89

Finding the Fourth Proportional to 21,357,222.01, 29,472,787.79 and 11,567,438.89

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Solution

The fourth proportional to 21,357,222.01, 29,472,787.79 and 11,567,438.89 is: 15,962,968.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,357,222.01 : 29,472,787.79 = 11,567,438.89 : x
  2. Step 2: Convert to fraction form
    21,357,222.01/29,472,787.79 = 11,567,438.89/x
  3. Step 3: Cross multiply
    21,357,222.01x = 29,472,787.79 × 11,567,438.89
  4. Step 4: Simplify right side
    21,357,222.01x = 340,924,671,620,926
  5. Step 5: Solve for x
    x = 340,924,671,620,926/21,357,222.01
  6. Step 6: Final answer
    x = 15,962,968.94

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1.5x scale

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.