Home / 10,939,589.80-16,424,159.10-6,395,295.40

Finding the Fourth Proportional to 10,939,589.80, 16,424,159.10 and 6,395,295.40

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Solution

The fourth proportional to 10,939,589.80, 16,424,159.10 and 6,395,295.40 is: 9,601,580.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,939,589.80 : 16,424,159.10 = 6,395,295.40 : x
  2. Step 2: Convert to fraction form
    10,939,589.80/16,424,159.10 = 6,395,295.40/x
  3. Step 3: Cross multiply
    10,939,589.80x = 16,424,159.10 × 6,395,295.40
  4. Step 4: Simplify right side
    10,939,589.80x = 105,037,349,141,098.14
  5. Step 5: Solve for x
    x = 105,037,349,141,098.14/10,939,589.80
  6. Step 6: Final answer
    x = 9,601,580.23

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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.