Home / 37,351,681.28-56,011,249.92-19,840,406.40

Finding the Fourth Proportional to 37,351,681.28, 56,011,249.92 and 19,840,406.40

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Solution

The fourth proportional to 37,351,681.28, 56,011,249.92 and 19,840,406.40 is: 29,751,966.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,351,681.28 : 56,011,249.92 = 19,840,406.40 : x
  2. Step 2: Convert to fraction form
    37,351,681.28/56,011,249.92 = 19,840,406.40/x
  3. Step 3: Cross multiply
    37,351,681.28x = 56,011,249.92 × 19,840,406.40
  4. Step 4: Simplify right side
    37,351,681.28x = 1,111,285,961,384,767.50
  5. Step 5: Solve for x
    x = 1,111,285,961,384,767.50/37,351,681.28
  6. Step 6: Final answer
    x = 29,751,966.27

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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.