Home / 39,831,124.48-54,979,137.12-23,315,112.16

Finding the Fourth Proportional to 39,831,124.48, 54,979,137.12 and 23,315,112.16

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Solution

The fourth proportional to 39,831,124.48, 54,979,137.12 and 23,315,112.16 is: 32,181,987.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,831,124.48 : 54,979,137.12 = 23,315,112.16 : x
  2. Step 2: Convert to fraction form
    39,831,124.48/54,979,137.12 = 23,315,112.16/x
  3. Step 3: Cross multiply
    39,831,124.48x = 54,979,137.12 × 23,315,112.16
  4. Step 4: Simplify right side
    39,831,124.48x = 1,281,844,748,412,819.25
  5. Step 5: Solve for x
    x = 1,281,844,748,412,819.25/39,831,124.48
  6. Step 6: Final answer
    x = 32,181,987.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.