Home / 39,348,529.90-59,022,794.85-31,128,909.10

Finding the Fourth Proportional to 39,348,529.90, 59,022,794.85 and 31,128,909.10

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Solution

The fourth proportional to 39,348,529.90, 59,022,794.85 and 31,128,909.10 is: 46,693,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,348,529.90 : 59,022,794.85 = 31,128,909.10 : x
  2. Step 2: Convert to fraction form
    39,348,529.90/59,022,794.85 = 31,128,909.10/x
  3. Step 3: Cross multiply
    39,348,529.90x = 59,022,794.85 × 31,128,909.10
  4. Step 4: Simplify right side
    39,348,529.90x = 1,837,315,215,713,598.25
  5. Step 5: Solve for x
    x = 1,837,315,215,713,598.25/39,348,529.90
  6. Step 6: Final answer
    x = 46,693,363.65

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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.