Home / 32,812,958.74-45,282,358.22-18,128,962.74

Finding the Fourth Proportional to 32,812,958.74, 45,282,358.22 and 18,128,962.74

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Solution

The fourth proportional to 32,812,958.74, 45,282,358.22 and 18,128,962.74 is: 25,018,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,812,958.74 : 45,282,358.22 = 18,128,962.74 : x
  2. Step 2: Convert to fraction form
    32,812,958.74/45,282,358.22 = 18,128,962.74/x
  3. Step 3: Cross multiply
    32,812,958.74x = 45,282,358.22 × 18,128,962.74
  4. Step 4: Simplify right side
    32,812,958.74x = 820,922,184,949,712.62
  5. Step 5: Solve for x
    x = 820,922,184,949,712.62/32,812,958.74
  6. Step 6: Final answer
    x = 25,018,231.10

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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.