Home / 39,136,583.25-58,684,793.80-20,702,477.81

Finding the Fourth Proportional to 39,136,583.25, 58,684,793.80 and 20,702,477.81

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Solution

The fourth proportional to 39,136,583.25, 58,684,793.80 and 20,702,477.81 is: 31,043,094.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136,583.25 : 58,684,793.80 = 20,702,477.81 : x
  2. Step 2: Convert to fraction form
    39,136,583.25/58,684,793.80 = 20,702,477.81/x
  3. Step 3: Cross multiply
    39,136,583.25x = 58,684,793.80 × 20,702,477.81
  4. Step 4: Simplify right side
    39,136,583.25x = 1,214,920,641,428,925.50
  5. Step 5: Solve for x
    x = 1,214,920,641,428,925.50/39,136,583.25
  6. Step 6: Final answer
    x = 31,043,094.22

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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.