Home / 33,215,372.64-45,837,242.78-18,531,041.20

Finding the Fourth Proportional to 33,215,372.64, 45,837,242.78 and 18,531,041.20

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Solution

The fourth proportional to 33,215,372.64, 45,837,242.78 and 18,531,041.20 is: 25,572,852.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,372.64 : 45,837,242.78 = 18,531,041.20 : x
  2. Step 2: Convert to fraction form
    33,215,372.64/45,837,242.78 = 18,531,041.20/x
  3. Step 3: Cross multiply
    33,215,372.64x = 45,837,242.78 × 18,531,041.20
  4. Step 4: Simplify right side
    33,215,372.64x = 849,411,834,450,582.50
  5. Step 5: Solve for x
    x = 849,411,834,450,582.50/33,215,372.64
  6. Step 6: Final answer
    x = 25,572,852.78

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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.