Home / 21,579,140.60-32,364,563.70-6,433,566.20

Finding the Fourth Proportional to 21,579,140.60, 32,364,563.70 and 6,433,566.20

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Solution

The fourth proportional to 21,579,140.60, 32,364,563.70 and 6,433,566.20 is: 9,649,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579,140.60 : 32,364,563.70 = 6,433,566.20 : x
  2. Step 2: Convert to fraction form
    21,579,140.60/32,364,563.70 = 6,433,566.20/x
  3. Step 3: Cross multiply
    21,579,140.60x = 32,364,563.70 × 6,433,566.20
  4. Step 4: Simplify right side
    21,579,140.60x = 208,219,563,098,066.94
  5. Step 5: Solve for x
    x = 208,219,563,098,066.94/21,579,140.60
  6. Step 6: Final answer
    x = 9,649,112.86

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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.