Home / 13,784,420.98-20,678,877.71-4,070,015.98

Finding the Fourth Proportional to 13,784,420.98, 20,678,877.71 and 4,070,015.98

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Solution

The fourth proportional to 13,784,420.98, 20,678,877.71 and 4,070,015.98 is: 6,105,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,420.98 : 20,678,877.71 = 4,070,015.98 : x
  2. Step 2: Convert to fraction form
    13,784,420.98/20,678,877.71 = 4,070,015.98/x
  3. Step 3: Cross multiply
    13,784,420.98x = 20,678,877.71 × 4,070,015.98
  4. Step 4: Simplify right side
    13,784,420.98x = 84,163,362,728,165.81
  5. Step 5: Solve for x
    x = 84,163,362,728,165.81/13,784,420.98
  6. Step 6: Final answer
    x = 6,105,687.20

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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.