Home / 5,828,623.80-8,742,935.70-4,128,012.60

Finding the Fourth Proportional to 5,828,623.80, 8,742,935.70 and 4,128,012.60

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Solution

The fourth proportional to 5,828,623.80, 8,742,935.70 and 4,128,012.60 is: 6,192,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828,623.80 : 8,742,935.70 = 4,128,012.60 : x
  2. Step 2: Convert to fraction form
    5,828,623.80/8,742,935.70 = 4,128,012.60/x
  3. Step 3: Cross multiply
    5,828,623.80x = 8,742,935.70 × 4,128,012.60
  4. Step 4: Simplify right side
    5,828,623.80x = 36,090,948,730,589.82
  5. Step 5: Solve for x
    x = 36,090,948,730,589.82/5,828,623.80
  6. Step 6: Final answer
    x = 6,192,018.90

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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.