Home / 20,490,560.53-30,732,474.11-7,357,260.22

Finding the Fourth Proportional to 20,490,560.53, 30,732,474.11 and 7,357,260.22

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Solution

The fourth proportional to 20,490,560.53, 30,732,474.11 and 7,357,260.22 is: 11,034,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,490,560.53 : 30,732,474.11 = 7,357,260.22 : x
  2. Step 2: Convert to fraction form
    20,490,560.53/30,732,474.11 = 7,357,260.22/x
  3. Step 3: Cross multiply
    20,490,560.53x = 30,732,474.11 × 7,357,260.22
  4. Step 4: Simplify right side
    20,490,560.53x = 226,106,809,231,682.91
  5. Step 5: Solve for x
    x = 226,106,809,231,682.91/20,490,560.53
  6. Step 6: Final answer
    x = 11,034,681.50

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1.5x scale

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.