Home / 32,958,820-45,483,718.35-18,275,105.17

Finding the Fourth Proportional to 32,958,820, 45,483,718.35 and 18,275,105.17

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Solution

The fourth proportional to 32,958,820, 45,483,718.35 and 18,275,105.17 is: 25,219,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,958,820 : 45,483,718.35 = 18,275,105.17 : x
  2. Step 2: Convert to fraction form
    32,958,820/45,483,718.35 = 18,275,105.17/x
  3. Step 3: Cross multiply
    32,958,820x = 45,483,718.35 × 18,275,105.17
  4. Step 4: Simplify right side
    32,958,820x = 831,219,736,368,909
  5. Step 5: Solve for x
    x = 831,219,736,368,909/32,958,820
  6. Step 6: Final answer
    x = 25,219,948.30

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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.