Home / 30,245,422.80-45,368,134.20-10,050,664.80

Finding the Fourth Proportional to 30,245,422.80, 45,368,134.20 and 10,050,664.80

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Solution

The fourth proportional to 30,245,422.80, 45,368,134.20 and 10,050,664.80 is: 15,075,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245,422.80 : 45,368,134.20 = 10,050,664.80 : x
  2. Step 2: Convert to fraction form
    30,245,422.80/45,368,134.20 = 10,050,664.80/x
  3. Step 3: Cross multiply
    30,245,422.80x = 45,368,134.20 × 10,050,664.80
  4. Step 4: Simplify right side
    30,245,422.80x = 455,979,909,445,616.25
  5. Step 5: Solve for x
    x = 455,979,909,445,616.25/30,245,422.80
  6. Step 6: Final answer
    x = 15,075,997.20

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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.