Home / 63,784,297.82-87,994,719.02-39,005,567.90

Finding the Fourth Proportional to 63,784,297.82, 87,994,719.02 and 39,005,567.90

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Solution

The fourth proportional to 63,784,297.82, 87,994,719.02 and 39,005,567.90 is: 53,810,798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,784,297.82 : 87,994,719.02 = 39,005,567.90 : x
  2. Step 2: Convert to fraction form
    63,784,297.82/87,994,719.02 = 39,005,567.90/x
  3. Step 3: Cross multiply
    63,784,297.82x = 87,994,719.02 × 39,005,567.90
  4. Step 4: Simplify right side
    63,784,297.82x = 3,432,283,987,576,031
  5. Step 5: Solve for x
    x = 3,432,283,987,576,031/63,784,297.82
  6. Step 6: Final answer
    x = 53,810,798.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.