Home / 21,582,021.30-32,373,031.95-21,456,050.10

Finding the Fourth Proportional to 21,582,021.30, 32,373,031.95 and 21,456,050.10

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Solution

The fourth proportional to 21,582,021.30, 32,373,031.95 and 21,456,050.10 is: 32,184,075.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582,021.30 : 32,373,031.95 = 21,456,050.10 : x
  2. Step 2: Convert to fraction form
    21,582,021.30/32,373,031.95 = 21,456,050.10/x
  3. Step 3: Cross multiply
    21,582,021.30x = 32,373,031.95 × 21,456,050.10
  4. Step 4: Simplify right side
    21,582,021.30x = 694,597,395,408,100.75
  5. Step 5: Solve for x
    x = 694,597,395,408,100.75/21,582,021.30
  6. Step 6: Final answer
    x = 32,184,075.15

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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.