Home / 14,501,977.20-21,748,519.80-4,784,796.72

Finding the Fourth Proportional to 14,501,977.20, 21,748,519.80 and 4,784,796.72

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Solution

The fourth proportional to 14,501,977.20, 21,748,519.80 and 4,784,796.72 is: 7,175,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,977.20 : 21,748,519.80 = 4,784,796.72 : x
  2. Step 2: Convert to fraction form
    14,501,977.20/21,748,519.80 = 4,784,796.72/x
  3. Step 3: Cross multiply
    14,501,977.20x = 21,748,519.80 × 4,784,796.72
  4. Step 4: Simplify right side
    14,501,977.20x = 104,062,246,203,895.05
  5. Step 5: Solve for x
    x = 104,062,246,203,895.05/14,501,977.20
  6. Step 6: Final answer
    x = 7,175,728.16

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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.