Home / 39,753,579.87-59,631,117.03-12,459,268.26

Finding the Fourth Proportional to 39,753,579.87, 59,631,117.03 and 12,459,268.26

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Solution

The fourth proportional to 39,753,579.87, 59,631,117.03 and 12,459,268.26 is: 18,689,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,753,579.87 : 59,631,117.03 = 12,459,268.26 : x
  2. Step 2: Convert to fraction form
    39,753,579.87/59,631,117.03 = 12,459,268.26/x
  3. Step 3: Cross multiply
    39,753,579.87x = 59,631,117.03 × 12,459,268.26
  4. Step 4: Simplify right side
    39,753,579.87x = 742,960,083,720,224.50
  5. Step 5: Solve for x
    x = 742,960,083,720,224.50/39,753,579.87
  6. Step 6: Final answer
    x = 18,689,136.58

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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.