Home / 21,401,159.76-32,094,996-7,020,876.56

Finding the Fourth Proportional to 21,401,159.76, 32,094,996 and 7,020,876.56

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Solution

The fourth proportional to 21,401,159.76, 32,094,996 and 7,020,876.56 is: 10,529,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,401,159.76 : 32,094,996 = 7,020,876.56 : x
  2. Step 2: Convert to fraction form
    21,401,159.76/32,094,996 = 7,020,876.56/x
  3. Step 3: Cross multiply
    21,401,159.76x = 32,094,996 × 7,020,876.56
  4. Step 4: Simplify right side
    21,401,159.76x = 225,335,005,109,693.75
  5. Step 5: Solve for x
    x = 225,335,005,109,693.75/21,401,159.76
  6. Step 6: Final answer
    x = 10,529,102.52

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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.