Home / 6,425,188.21-9,636,834.30-1,875,015.28

Finding the Fourth Proportional to 6,425,188.21, 9,636,834.30 and 1,875,015.28

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Solution

The fourth proportional to 6,425,188.21, 9,636,834.30 and 1,875,015.28 is: 2,812,246.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425,188.21 : 9,636,834.30 = 1,875,015.28 : x
  2. Step 2: Convert to fraction form
    6,425,188.21/9,636,834.30 = 1,875,015.28/x
  3. Step 3: Cross multiply
    6,425,188.21x = 9,636,834.30 × 1,875,015.28
  4. Step 4: Simplify right side
    6,425,188.21x = 18,069,211,563,328.11
  5. Step 5: Solve for x
    x = 18,069,211,563,328.11/6,425,188.21
  6. Step 6: Final answer
    x = 2,812,246.27

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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.