Home / 21,905,060.40-32,857,590.60-9,774,500.40

Finding the Fourth Proportional to 21,905,060.40, 32,857,590.60 and 9,774,500.40

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Solution

The fourth proportional to 21,905,060.40, 32,857,590.60 and 9,774,500.40 is: 14,661,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,905,060.40 : 32,857,590.60 = 9,774,500.40 : x
  2. Step 2: Convert to fraction form
    21,905,060.40/32,857,590.60 = 9,774,500.40/x
  3. Step 3: Cross multiply
    21,905,060.40x = 32,857,590.60 × 9,774,500.40
  4. Step 4: Simplify right side
    21,905,060.40x = 321,166,532,462,736.25
  5. Step 5: Solve for x
    x = 321,166,532,462,736.25/21,905,060.40
  6. Step 6: Final answer
    x = 14,661,750.60

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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.