Home / 43,009,121.60-64,513,682.40-32,259,579.20

Finding the Fourth Proportional to 43,009,121.60, 64,513,682.40 and 32,259,579.20

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Solution

The fourth proportional to 43,009,121.60, 64,513,682.40 and 32,259,579.20 is: 48,389,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,009,121.60 : 64,513,682.40 = 32,259,579.20 : x
  2. Step 2: Convert to fraction form
    43,009,121.60/64,513,682.40 = 32,259,579.20/x
  3. Step 3: Cross multiply
    43,009,121.60x = 64,513,682.40 × 32,259,579.20
  4. Step 4: Simplify right side
    43,009,121.60x = 2,081,184,246,866,446
  5. Step 5: Solve for x
    x = 2,081,184,246,866,446/43,009,121.60
  6. Step 6: Final answer
    x = 48,389,368.80

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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.